remove node_modules

author: Florian Dold <florian.dold@gmail.com> 2019-03-27 21:01:33 +0100
committer: Florian Dold <florian.dold@gmail.com> 2019-03-27 21:01:33 +0100
commit: cc97a4dd2a967e1c2273bd5f4c5f49a5bf2e2585 (patch)
tree: 92c5d88706a6ffc654d1b133618d357890e7096b /node_modules/core-js/modules
parent: 3771b4d6b67b34c130f3a9a1a15f42deefdb2eda (diff)
362 files changed, 0 insertions, 6448 deletions
diff --git a/node_modules/core-js/modules/_a-function.js b/node_modules/core-js/modules/_a-function.js
deleted file mode 100644
index a9a5d84ff..000000000
--- a/node_modules/core-js/modules/_a-function.js
+++ /dev/null
@@ -1,4 +0,0 @@
-module.exports = function (it) {
-  if (typeof it != 'function') throw TypeError(it + ' is not a function!');
-  return it;
-};
diff --git a/node_modules/core-js/modules/_a-number-value.js b/node_modules/core-js/modules/_a-number-value.js
deleted file mode 100644
index 2723de4d0..000000000
--- a/node_modules/core-js/modules/_a-number-value.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var cof = require('./_cof');
-module.exports = function (it, msg) {
-  if (typeof it != 'number' && cof(it) != 'Number') throw TypeError(msg);
-  return +it;
-};
diff --git a/node_modules/core-js/modules/_add-to-unscopables.js b/node_modules/core-js/modules/_add-to-unscopables.js
deleted file mode 100644
index a2dd97d99..000000000
--- a/node_modules/core-js/modules/_add-to-unscopables.js
+++ /dev/null
@@ -1,7 +0,0 @@
-// 22.1.3.31 Array.prototype[@@unscopables]
-var UNSCOPABLES = require('./_wks')('unscopables');
-var ArrayProto = Array.prototype;
-if (ArrayProto[UNSCOPABLES] == undefined) require('./_hide')(ArrayProto, UNSCOPABLES, {});
-module.exports = function (key) {
-  ArrayProto[UNSCOPABLES][key] = true;
-};
diff --git a/node_modules/core-js/modules/_an-instance.js b/node_modules/core-js/modules/_an-instance.js
deleted file mode 100644
index c0a5f9200..000000000
--- a/node_modules/core-js/modules/_an-instance.js
+++ /dev/null
@@ -1,5 +0,0 @@
-module.exports = function (it, Constructor, name, forbiddenField) {
-  if (!(it instanceof Constructor) || (forbiddenField !== undefined && forbiddenField in it)) {
-    throw TypeError(name + ': incorrect invocation!');
-  } return it;
-};
diff --git a/node_modules/core-js/modules/_an-object.js b/node_modules/core-js/modules/_an-object.js
deleted file mode 100644
index b1c316cd2..000000000
--- a/node_modules/core-js/modules/_an-object.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var isObject = require('./_is-object');
-module.exports = function (it) {
-  if (!isObject(it)) throw TypeError(it + ' is not an object!');
-  return it;
-};
diff --git a/node_modules/core-js/modules/_array-copy-within.js b/node_modules/core-js/modules/_array-copy-within.js
deleted file mode 100644
index d331576c4..000000000
--- a/node_modules/core-js/modules/_array-copy-within.js
+++ /dev/null
@@ -1,26 +0,0 @@
-// 22.1.3.3 Array.prototype.copyWithin(target, start, end = this.length)
-'use strict';
-var toObject = require('./_to-object');
-var toAbsoluteIndex = require('./_to-absolute-index');
-var toLength = require('./_to-length');
-
-module.exports = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {
-  var O = toObject(this);
-  var len = toLength(O.length);
-  var to = toAbsoluteIndex(target, len);
-  var from = toAbsoluteIndex(start, len);
-  var end = arguments.length > 2 ? arguments[2] : undefined;
-  var count = Math.min((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);
-  var inc = 1;
-  if (from < to && to < from + count) {
-    inc = -1;
-    from += count - 1;
-    to += count - 1;
-  }
-  while (count-- > 0) {
-    if (from in O) O[to] = O[from];
-    else delete O[to];
-    to += inc;
-    from += inc;
-  } return O;
-};
diff --git a/node_modules/core-js/modules/_array-fill.js b/node_modules/core-js/modules/_array-fill.js
deleted file mode 100644
index 0753c36ac..000000000
--- a/node_modules/core-js/modules/_array-fill.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// 22.1.3.6 Array.prototype.fill(value, start = 0, end = this.length)
-'use strict';
-var toObject = require('./_to-object');
-var toAbsoluteIndex = require('./_to-absolute-index');
-var toLength = require('./_to-length');
-module.exports = function fill(value /* , start = 0, end = @length */) {
-  var O = toObject(this);
-  var length = toLength(O.length);
-  var aLen = arguments.length;
-  var index = toAbsoluteIndex(aLen > 1 ? arguments[1] : undefined, length);
-  var end = aLen > 2 ? arguments[2] : undefined;
-  var endPos = end === undefined ? length : toAbsoluteIndex(end, length);
-  while (endPos > index) O[index++] = value;
-  return O;
-};
diff --git a/node_modules/core-js/modules/_array-from-iterable.js b/node_modules/core-js/modules/_array-from-iterable.js
deleted file mode 100644
index 08be255f0..000000000
--- a/node_modules/core-js/modules/_array-from-iterable.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var forOf = require('./_for-of');
-
-module.exports = function (iter, ITERATOR) {
-  var result = [];
-  forOf(iter, false, result.push, result, ITERATOR);
-  return result;
-};
diff --git a/node_modules/core-js/modules/_array-includes.js b/node_modules/core-js/modules/_array-includes.js
deleted file mode 100644
index 0ef3efebe..000000000
--- a/node_modules/core-js/modules/_array-includes.js
+++ /dev/null
@@ -1,23 +0,0 @@
-// false -> Array#indexOf
-// true  -> Array#includes
-var toIObject = require('./_to-iobject');
-var toLength = require('./_to-length');
-var toAbsoluteIndex = require('./_to-absolute-index');
-module.exports = function (IS_INCLUDES) {
-  return function ($this, el, fromIndex) {
-    var O = toIObject($this);
-    var length = toLength(O.length);
-    var index = toAbsoluteIndex(fromIndex, length);
-    var value;
-    // Array#includes uses SameValueZero equality algorithm
-    // eslint-disable-next-line no-self-compare
-    if (IS_INCLUDES && el != el) while (length > index) {
-      value = O[index++];
-      // eslint-disable-next-line no-self-compare
-      if (value != value) return true;
-    // Array#indexOf ignores holes, Array#includes - not
-    } else for (;length > index; index++) if (IS_INCLUDES || index in O) {
-      if (O[index] === el) return IS_INCLUDES || index || 0;
-    } return !IS_INCLUDES && -1;
-  };
-};
diff --git a/node_modules/core-js/modules/_array-methods.js b/node_modules/core-js/modules/_array-methods.js
deleted file mode 100644
index ae7f447da..000000000
--- a/node_modules/core-js/modules/_array-methods.js
+++ /dev/null
@@ -1,44 +0,0 @@
-// 0 -> Array#forEach
-// 1 -> Array#map
-// 2 -> Array#filter
-// 3 -> Array#some
-// 4 -> Array#every
-// 5 -> Array#find
-// 6 -> Array#findIndex
-var ctx = require('./_ctx');
-var IObject = require('./_iobject');
-var toObject = require('./_to-object');
-var toLength = require('./_to-length');
-var asc = require('./_array-species-create');
-module.exports = function (TYPE, $create) {
-  var IS_MAP = TYPE == 1;
-  var IS_FILTER = TYPE == 2;
-  var IS_SOME = TYPE == 3;
-  var IS_EVERY = TYPE == 4;
-  var IS_FIND_INDEX = TYPE == 6;
-  var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
-  var create = $create || asc;
-  return function ($this, callbackfn, that) {
-    var O = toObject($this);
-    var self = IObject(O);
-    var f = ctx(callbackfn, that, 3);
-    var length = toLength(self.length);
-    var index = 0;
-    var result = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
-    var val, res;
-    for (;length > index; index++) if (NO_HOLES || index in self) {
-      val = self[index];
-      res = f(val, index, O);
-      if (TYPE) {
-        if (IS_MAP) result[index] = res;   // map
-        else if (res) switch (TYPE) {
-          case 3: return true;             // some
-          case 5: return val;              // find
-          case 6: return index;            // findIndex
-          case 2: result.push(val);        // filter
-        } else if (IS_EVERY) return false; // every
-      }
-    }
-    return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : result;
-  };
-};
diff --git a/node_modules/core-js/modules/_array-reduce.js b/node_modules/core-js/modules/_array-reduce.js
deleted file mode 100644
index 8596ac70a..000000000
--- a/node_modules/core-js/modules/_array-reduce.js
+++ /dev/null
@@ -1,28 +0,0 @@
-var aFunction = require('./_a-function');
-var toObject = require('./_to-object');
-var IObject = require('./_iobject');
-var toLength = require('./_to-length');
-
-module.exports = function (that, callbackfn, aLen, memo, isRight) {
-  aFunction(callbackfn);
-  var O = toObject(that);
-  var self = IObject(O);
-  var length = toLength(O.length);
-  var index = isRight ? length - 1 : 0;
-  var i = isRight ? -1 : 1;
-  if (aLen < 2) for (;;) {
-    if (index in self) {
-      memo = self[index];
-      index += i;
-      break;
-    }
-    index += i;
-    if (isRight ? index < 0 : length <= index) {
-      throw TypeError('Reduce of empty array with no initial value');
-    }
-  }
-  for (;isRight ? index >= 0 : length > index; index += i) if (index in self) {
-    memo = callbackfn(memo, self[index], index, O);
-  }
-  return memo;
-};
diff --git a/node_modules/core-js/modules/_array-species-constructor.js b/node_modules/core-js/modules/_array-species-constructor.js
deleted file mode 100644
index 0771c236d..000000000
--- a/node_modules/core-js/modules/_array-species-constructor.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var isObject = require('./_is-object');
-var isArray = require('./_is-array');
-var SPECIES = require('./_wks')('species');
-
-module.exports = function (original) {
-  var C;
-  if (isArray(original)) {
-    C = original.constructor;
-    // cross-realm fallback
-    if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
-    if (isObject(C)) {
-      C = C[SPECIES];
-      if (C === null) C = undefined;
-    }
-  } return C === undefined ? Array : C;
-};
diff --git a/node_modules/core-js/modules/_array-species-create.js b/node_modules/core-js/modules/_array-species-create.js
deleted file mode 100644
index 36ed58bd7..000000000
--- a/node_modules/core-js/modules/_array-species-create.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// 9.4.2.3 ArraySpeciesCreate(originalArray, length)
-var speciesConstructor = require('./_array-species-constructor');
-
-module.exports = function (original, length) {
-  return new (speciesConstructor(original))(length);
-};
diff --git a/node_modules/core-js/modules/_bind.js b/node_modules/core-js/modules/_bind.js
deleted file mode 100644
index 3cf1e5ae5..000000000
--- a/node_modules/core-js/modules/_bind.js
+++ /dev/null
@@ -1,25 +0,0 @@
-'use strict';
-var aFunction = require('./_a-function');
-var isObject = require('./_is-object');
-var invoke = require('./_invoke');
-var arraySlice = [].slice;
-var factories = {};
-
-var construct = function (F, len, args) {
-  if (!(len in factories)) {
-    for (var n = [], i = 0; i < len; i++) n[i] = 'a[' + i + ']';
-    // eslint-disable-next-line no-new-func
-    factories[len] = Function('F,a', 'return new F(' + n.join(',') + ')');
-  } return factories[len](F, args);
-};
-
-module.exports = Function.bind || function bind(that /* , ...args */) {
-  var fn = aFunction(this);
-  var partArgs = arraySlice.call(arguments, 1);
-  var bound = function (/* args... */) {
-    var args = partArgs.concat(arraySlice.call(arguments));
-    return this instanceof bound ? construct(fn, args.length, args) : invoke(fn, args, that);
-  };
-  if (isObject(fn.prototype)) bound.prototype = fn.prototype;
-  return bound;
-};
diff --git a/node_modules/core-js/modules/_classof.js b/node_modules/core-js/modules/_classof.js
deleted file mode 100644
index d106d5be6..000000000
--- a/node_modules/core-js/modules/_classof.js
+++ /dev/null
@@ -1,23 +0,0 @@
-// getting tag from 19.1.3.6 Object.prototype.toString()
-var cof = require('./_cof');
-var TAG = require('./_wks')('toStringTag');
-// ES3 wrong here
-var ARG = cof(function () { return arguments; }()) == 'Arguments';
-
-// fallback for IE11 Script Access Denied error
-var tryGet = function (it, key) {
-  try {
-    return it[key];
-  } catch (e) { /* empty */ }
-};
-
-module.exports = function (it) {
-  var O, T, B;
-  return it === undefined ? 'Undefined' : it === null ? 'Null'
-    // @@toStringTag case
-    : typeof (T = tryGet(O = Object(it), TAG)) == 'string' ? T
-    // builtinTag case
-    : ARG ? cof(O)
-    // ES3 arguments fallback
-    : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B;
-};
diff --git a/node_modules/core-js/modules/_cof.js b/node_modules/core-js/modules/_cof.js
deleted file mode 100644
index 332c0bc0b..000000000
--- a/node_modules/core-js/modules/_cof.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var toString = {}.toString;
-
-module.exports = function (it) {
-  return toString.call(it).slice(8, -1);
-};
diff --git a/node_modules/core-js/modules/_collection-strong.js b/node_modules/core-js/modules/_collection-strong.js
deleted file mode 100644
index 68ce63f0e..000000000
--- a/node_modules/core-js/modules/_collection-strong.js
+++ /dev/null
@@ -1,144 +0,0 @@
-'use strict';
-var dP = require('./_object-dp').f;
-var create = require('./_object-create');
-var redefineAll = require('./_redefine-all');
-var ctx = require('./_ctx');
-var anInstance = require('./_an-instance');
-var forOf = require('./_for-of');
-var $iterDefine = require('./_iter-define');
-var step = require('./_iter-step');
-var setSpecies = require('./_set-species');
-var DESCRIPTORS = require('./_descriptors');
-var fastKey = require('./_meta').fastKey;
-var validate = require('./_validate-collection');
-var SIZE = DESCRIPTORS ? '_s' : 'size';
-
-var getEntry = function (that, key) {
-  // fast case
-  var index = fastKey(key);
-  var entry;
-  if (index !== 'F') return that._i[index];
-  // frozen object case
-  for (entry = that._f; entry; entry = entry.n) {
-    if (entry.k == key) return entry;
-  }
-};
-
-module.exports = {
-  getConstructor: function (wrapper, NAME, IS_MAP, ADDER) {
-    var C = wrapper(function (that, iterable) {
-      anInstance(that, C, NAME, '_i');
-      that._t = NAME;         // collection type
-      that._i = create(null); // index
-      that._f = undefined;    // first entry
-      that._l = undefined;    // last entry
-      that[SIZE] = 0;         // size
-      if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
-    });
-    redefineAll(C.prototype, {
-      // 23.1.3.1 Map.prototype.clear()
-      // 23.2.3.2 Set.prototype.clear()
-      clear: function clear() {
-        for (var that = validate(this, NAME), data = that._i, entry = that._f; entry; entry = entry.n) {
-          entry.r = true;
-          if (entry.p) entry.p = entry.p.n = undefined;
-          delete data[entry.i];
-        }
-        that._f = that._l = undefined;
-        that[SIZE] = 0;
-      },
-      // 23.1.3.3 Map.prototype.delete(key)
-      // 23.2.3.4 Set.prototype.delete(value)
-      'delete': function (key) {
-        var that = validate(this, NAME);
-        var entry = getEntry(that, key);
-        if (entry) {
-          var next = entry.n;
-          var prev = entry.p;
-          delete that._i[entry.i];
-          entry.r = true;
-          if (prev) prev.n = next;
-          if (next) next.p = prev;
-          if (that._f == entry) that._f = next;
-          if (that._l == entry) that._l = prev;
-          that[SIZE]--;
-        } return !!entry;
-      },
-      // 23.2.3.6 Set.prototype.forEach(callbackfn, thisArg = undefined)
-      // 23.1.3.5 Map.prototype.forEach(callbackfn, thisArg = undefined)
-      forEach: function forEach(callbackfn /* , that = undefined */) {
-        validate(this, NAME);
-        var f = ctx(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
-        var entry;
-        while (entry = entry ? entry.n : this._f) {
-          f(entry.v, entry.k, this);
-          // revert to the last existing entry
-          while (entry && entry.r) entry = entry.p;
-        }
-      },
-      // 23.1.3.7 Map.prototype.has(key)
-      // 23.2.3.7 Set.prototype.has(value)
-      has: function has(key) {
-        return !!getEntry(validate(this, NAME), key);
-      }
-    });
-    if (DESCRIPTORS) dP(C.prototype, 'size', {
-      get: function () {
-        return validate(this, NAME)[SIZE];
-      }
-    });
-    return C;
-  },
-  def: function (that, key, value) {
-    var entry = getEntry(that, key);
-    var prev, index;
-    // change existing entry
-    if (entry) {
-      entry.v = value;
-    // create new entry
-    } else {
-      that._l = entry = {
-        i: index = fastKey(key, true), // <- index
-        k: key,                        // <- key
-        v: value,                      // <- value
-        p: prev = that._l,             // <- previous entry
-        n: undefined,                  // <- next entry
-        r: false                       // <- removed
-      };
-      if (!that._f) that._f = entry;
-      if (prev) prev.n = entry;
-      that[SIZE]++;
-      // add to index
-      if (index !== 'F') that._i[index] = entry;
-    } return that;
-  },
-  getEntry: getEntry,
-  setStrong: function (C, NAME, IS_MAP) {
-    // add .keys, .values, .entries, [@@iterator]
-    // 23.1.3.4, 23.1.3.8, 23.1.3.11, 23.1.3.12, 23.2.3.5, 23.2.3.8, 23.2.3.10, 23.2.3.11
-    $iterDefine(C, NAME, function (iterated, kind) {
-      this._t = validate(iterated, NAME); // target
-      this._k = kind;                     // kind
-      this._l = undefined;                // previous
-    }, function () {
-      var that = this;
-      var kind = that._k;
-      var entry = that._l;
-      // revert to the last existing entry
-      while (entry && entry.r) entry = entry.p;
-      // get next entry
-      if (!that._t || !(that._l = entry = entry ? entry.n : that._t._f)) {
-        // or finish the iteration
-        that._t = undefined;
-        return step(1);
-      }
-      // return step by kind
-      if (kind == 'keys') return step(0, entry.k);
-      if (kind == 'values') return step(0, entry.v);
-      return step(0, [entry.k, entry.v]);
-    }, IS_MAP ? 'entries' : 'values', !IS_MAP, true);
-
-    // add [@@species], 23.1.2.2, 23.2.2.2
-    setSpecies(NAME);
-  }
-};
diff --git a/node_modules/core-js/modules/_collection-to-json.js b/node_modules/core-js/modules/_collection-to-json.js
deleted file mode 100644
index a6ee0029a..000000000
--- a/node_modules/core-js/modules/_collection-to-json.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// https://github.com/DavidBruant/Map-Set.prototype.toJSON
-var classof = require('./_classof');
-var from = require('./_array-from-iterable');
-module.exports = function (NAME) {
-  return function toJSON() {
-    if (classof(this) != NAME) throw TypeError(NAME + "#toJSON isn't generic");
-    return from(this);
-  };
-};
diff --git a/node_modules/core-js/modules/_collection-weak.js b/node_modules/core-js/modules/_collection-weak.js
deleted file mode 100644
index 04d3af5af..000000000
--- a/node_modules/core-js/modules/_collection-weak.js
+++ /dev/null
@@ -1,85 +0,0 @@
-'use strict';
-var redefineAll = require('./_redefine-all');
-var getWeak = require('./_meta').getWeak;
-var anObject = require('./_an-object');
-var isObject = require('./_is-object');
-var anInstance = require('./_an-instance');
-var forOf = require('./_for-of');
-var createArrayMethod = require('./_array-methods');
-var $has = require('./_has');
-var validate = require('./_validate-collection');
-var arrayFind = createArrayMethod(5);
-var arrayFindIndex = createArrayMethod(6);
-var id = 0;
-
-// fallback for uncaught frozen keys
-var uncaughtFrozenStore = function (that) {
-  return that._l || (that._l = new UncaughtFrozenStore());
-};
-var UncaughtFrozenStore = function () {
-  this.a = [];
-};
-var findUncaughtFrozen = function (store, key) {
-  return arrayFind(store.a, function (it) {
-    return it[0] === key;
-  });
-};
-UncaughtFrozenStore.prototype = {
-  get: function (key) {
-    var entry = findUncaughtFrozen(this, key);
-    if (entry) return entry[1];
-  },
-  has: function (key) {
-    return !!findUncaughtFrozen(this, key);
-  },
-  set: function (key, value) {
-    var entry = findUncaughtFrozen(this, key);
-    if (entry) entry[1] = value;
-    else this.a.push([key, value]);
-  },
-  'delete': function (key) {
-    var index = arrayFindIndex(this.a, function (it) {
-      return it[0] === key;
-    });
-    if (~index) this.a.splice(index, 1);
-    return !!~index;
-  }
-};
-
-module.exports = {
-  getConstructor: function (wrapper, NAME, IS_MAP, ADDER) {
-    var C = wrapper(function (that, iterable) {
-      anInstance(that, C, NAME, '_i');
-      that._t = NAME;      // collection type
-      that._i = id++;      // collection id
-      that._l = undefined; // leak store for uncaught frozen objects
-      if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
-    });
-    redefineAll(C.prototype, {
-      // 23.3.3.2 WeakMap.prototype.delete(key)
-      // 23.4.3.3 WeakSet.prototype.delete(value)
-      'delete': function (key) {
-        if (!isObject(key)) return false;
-        var data = getWeak(key);
-        if (data === true) return uncaughtFrozenStore(validate(this, NAME))['delete'](key);
-        return data && $has(data, this._i) && delete data[this._i];
-      },
-      // 23.3.3.4 WeakMap.prototype.has(key)
-      // 23.4.3.4 WeakSet.prototype.has(value)
-      has: function has(key) {
-        if (!isObject(key)) return false;
-        var data = getWeak(key);
-        if (data === true) return uncaughtFrozenStore(validate(this, NAME)).has(key);
-        return data && $has(data, this._i);
-      }
-    });
-    return C;
-  },
-  def: function (that, key, value) {
-    var data = getWeak(anObject(key), true);
-    if (data === true) uncaughtFrozenStore(that).set(key, value);
-    else data[that._i] = value;
-    return that;
-  },
-  ufstore: uncaughtFrozenStore
-};
diff --git a/node_modules/core-js/modules/_collection.js b/node_modules/core-js/modules/_collection.js
deleted file mode 100644
index 767dde506..000000000
--- a/node_modules/core-js/modules/_collection.js
+++ /dev/null
@@ -1,85 +0,0 @@
-'use strict';
-var global = require('./_global');
-var $export = require('./_export');
-var redefine = require('./_redefine');
-var redefineAll = require('./_redefine-all');
-var meta = require('./_meta');
-var forOf = require('./_for-of');
-var anInstance = require('./_an-instance');
-var isObject = require('./_is-object');
-var fails = require('./_fails');
-var $iterDetect = require('./_iter-detect');
-var setToStringTag = require('./_set-to-string-tag');
-var inheritIfRequired = require('./_inherit-if-required');
-
-module.exports = function (NAME, wrapper, methods, common, IS_MAP, IS_WEAK) {
-  var Base = global[NAME];
-  var C = Base;
-  var ADDER = IS_MAP ? 'set' : 'add';
-  var proto = C && C.prototype;
-  var O = {};
-  var fixMethod = function (KEY) {
-    var fn = proto[KEY];
-    redefine(proto, KEY,
-      KEY == 'delete' ? function (a) {
-        return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);
-      } : KEY == 'has' ? function has(a) {
-        return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);
-      } : KEY == 'get' ? function get(a) {
-        return IS_WEAK && !isObject(a) ? undefined : fn.call(this, a === 0 ? 0 : a);
-      } : KEY == 'add' ? function add(a) { fn.call(this, a === 0 ? 0 : a); return this; }
-        : function set(a, b) { fn.call(this, a === 0 ? 0 : a, b); return this; }
-    );
-  };
-  if (typeof C != 'function' || !(IS_WEAK || proto.forEach && !fails(function () {
-    new C().entries().next();
-  }))) {
-    // create collection constructor
-    C = common.getConstructor(wrapper, NAME, IS_MAP, ADDER);
-    redefineAll(C.prototype, methods);
-    meta.NEED = true;
-  } else {
-    var instance = new C();
-    // early implementations not supports chaining
-    var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
-    // V8 ~  Chromium 40- weak-collections throws on primitives, but should return false
-    var THROWS_ON_PRIMITIVES = fails(function () { instance.has(1); });
-    // most early implementations doesn't supports iterables, most modern - not close it correctly
-    var ACCEPT_ITERABLES = $iterDetect(function (iter) { new C(iter); }); // eslint-disable-line no-new
-    // for early implementations -0 and +0 not the same
-    var BUGGY_ZERO = !IS_WEAK && fails(function () {
-      // V8 ~ Chromium 42- fails only with 5+ elements
-      var $instance = new C();
-      var index = 5;
-      while (index--) $instance[ADDER](index, index);
-      return !$instance.has(-0);
-    });
-    if (!ACCEPT_ITERABLES) {
-      C = wrapper(function (target, iterable) {
-        anInstance(target, C, NAME);
-        var that = inheritIfRequired(new Base(), target, C);
-        if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
-        return that;
-      });
-      C.prototype = proto;
-      proto.constructor = C;
-    }
-    if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
-      fixMethod('delete');
-      fixMethod('has');
-      IS_MAP && fixMethod('get');
-    }
-    if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);
-    // weak collections should not contains .clear method
-    if (IS_WEAK && proto.clear) delete proto.clear;
-  }
-
-  setToStringTag(C, NAME);
-
-  O[NAME] = C;
-  $export($export.G + $export.W + $export.F * (C != Base), O);
-
-  if (!IS_WEAK) common.setStrong(C, NAME, IS_MAP);
-
-  return C;
-};
diff --git a/node_modules/core-js/modules/_core.js b/node_modules/core-js/modules/_core.js
deleted file mode 100644
index c61ad5100..000000000
--- a/node_modules/core-js/modules/_core.js
+++ /dev/null
@@ -1,2 +0,0 @@
-var core = module.exports = { version: '2.5.7' };
-if (typeof __e == 'number') __e = core; // eslint-disable-line no-undef
diff --git a/node_modules/core-js/modules/_create-property.js b/node_modules/core-js/modules/_create-property.js
deleted file mode 100644
index fd0ea8c9a..000000000
--- a/node_modules/core-js/modules/_create-property.js
+++ /dev/null
@@ -1,8 +0,0 @@
-'use strict';
-var $defineProperty = require('./_object-dp');
-var createDesc = require('./_property-desc');
-
-module.exports = function (object, index, value) {
-  if (index in object) $defineProperty.f(object, index, createDesc(0, value));
-  else object[index] = value;
-};
diff --git a/node_modules/core-js/modules/_ctx.js b/node_modules/core-js/modules/_ctx.js
deleted file mode 100644
index 0a100ff3d..000000000
--- a/node_modules/core-js/modules/_ctx.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// optional / simple context binding
-var aFunction = require('./_a-function');
-module.exports = function (fn, that, length) {
-  aFunction(fn);
-  if (that === undefined) return fn;
-  switch (length) {
-    case 1: return function (a) {
-      return fn.call(that, a);
-    };
-    case 2: return function (a, b) {
-      return fn.call(that, a, b);
-    };
-    case 3: return function (a, b, c) {
-      return fn.call(that, a, b, c);
-    };
-  }
-  return function (/* ...args */) {
-    return fn.apply(that, arguments);
-  };
-};
diff --git a/node_modules/core-js/modules/_date-to-iso-string.js b/node_modules/core-js/modules/_date-to-iso-string.js
deleted file mode 100644
index 95a02e224..000000000
--- a/node_modules/core-js/modules/_date-to-iso-string.js
+++ /dev/null
@@ -1,26 +0,0 @@
-'use strict';
-// 20.3.4.36 / 15.9.5.43 Date.prototype.toISOString()
-var fails = require('./_fails');
-var getTime = Date.prototype.getTime;
-var $toISOString = Date.prototype.toISOString;
-
-var lz = function (num) {
-  return num > 9 ? num : '0' + num;
-};
-
-// PhantomJS / old WebKit has a broken implementations
-module.exports = (fails(function () {
-  return $toISOString.call(new Date(-5e13 - 1)) != '0385-07-25T07:06:39.999Z';
-}) || !fails(function () {
-  $toISOString.call(new Date(NaN));
-})) ? function toISOString() {
-  if (!isFinite(getTime.call(this))) throw RangeError('Invalid time value');
-  var d = this;
-  var y = d.getUTCFullYear();
-  var m = d.getUTCMilliseconds();
-  var s = y < 0 ? '-' : y > 9999 ? '+' : '';
-  return s + ('00000' + Math.abs(y)).slice(s ? -6 : -4) +
-    '-' + lz(d.getUTCMonth() + 1) + '-' + lz(d.getUTCDate()) +
-    'T' + lz(d.getUTCHours()) + ':' + lz(d.getUTCMinutes()) +
-    ':' + lz(d.getUTCSeconds()) + '.' + (m > 99 ? m : '0' + lz(m)) + 'Z';
-} : $toISOString;
diff --git a/node_modules/core-js/modules/_date-to-primitive.js b/node_modules/core-js/modules/_date-to-primitive.js
deleted file mode 100644
index 57c32030c..000000000
--- a/node_modules/core-js/modules/_date-to-primitive.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-var anObject = require('./_an-object');
-var toPrimitive = require('./_to-primitive');
-var NUMBER = 'number';
-
-module.exports = function (hint) {
-  if (hint !== 'string' && hint !== NUMBER && hint !== 'default') throw TypeError('Incorrect hint');
-  return toPrimitive(anObject(this), hint != NUMBER);
-};
diff --git a/node_modules/core-js/modules/_defined.js b/node_modules/core-js/modules/_defined.js
deleted file mode 100644
index 66c7ed323..000000000
--- a/node_modules/core-js/modules/_defined.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 7.2.1 RequireObjectCoercible(argument)
-module.exports = function (it) {
-  if (it == undefined) throw TypeError("Can't call method on  " + it);
-  return it;
-};
diff --git a/node_modules/core-js/modules/_descriptors.js b/node_modules/core-js/modules/_descriptors.js
deleted file mode 100644
index 046974066..000000000
--- a/node_modules/core-js/modules/_descriptors.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// Thank's IE8 for his funny defineProperty
-module.exports = !require('./_fails')(function () {
-  return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7;
-});
diff --git a/node_modules/core-js/modules/_dom-create.js b/node_modules/core-js/modules/_dom-create.js
deleted file mode 100644
index 39ca2569d..000000000
--- a/node_modules/core-js/modules/_dom-create.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var isObject = require('./_is-object');
-var document = require('./_global').document;
-// typeof document.createElement is 'object' in old IE
-var is = isObject(document) && isObject(document.createElement);
-module.exports = function (it) {
-  return is ? document.createElement(it) : {};
-};
diff --git a/node_modules/core-js/modules/_entry-virtual.js b/node_modules/core-js/modules/_entry-virtual.js
deleted file mode 100644
index 7a734390a..000000000
--- a/node_modules/core-js/modules/_entry-virtual.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var core = require('./_core');
-module.exports = function (CONSTRUCTOR) {
-  var C = core[CONSTRUCTOR];
-  return (C.virtual || C.prototype);
-};
diff --git a/node_modules/core-js/modules/_enum-bug-keys.js b/node_modules/core-js/modules/_enum-bug-keys.js
deleted file mode 100644
index d9ad85514..000000000
--- a/node_modules/core-js/modules/_enum-bug-keys.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// IE 8- don't enum bug keys
-module.exports = (
-  'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf'
-).split(',');
diff --git a/node_modules/core-js/modules/_enum-keys.js b/node_modules/core-js/modules/_enum-keys.js
deleted file mode 100644
index 3e7053d13..000000000
--- a/node_modules/core-js/modules/_enum-keys.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// all enumerable object keys, includes symbols
-var getKeys = require('./_object-keys');
-var gOPS = require('./_object-gops');
-var pIE = require('./_object-pie');
-module.exports = function (it) {
-  var result = getKeys(it);
-  var getSymbols = gOPS.f;
-  if (getSymbols) {
-    var symbols = getSymbols(it);
-    var isEnum = pIE.f;
-    var i = 0;
-    var key;
-    while (symbols.length > i) if (isEnum.call(it, key = symbols[i++])) result.push(key);
-  } return result;
-};
diff --git a/node_modules/core-js/modules/_export.js b/node_modules/core-js/modules/_export.js
deleted file mode 100644
index 3c907c6ea..000000000
--- a/node_modules/core-js/modules/_export.js
+++ /dev/null
@@ -1,43 +0,0 @@
-var global = require('./_global');
-var core = require('./_core');
-var hide = require('./_hide');
-var redefine = require('./_redefine');
-var ctx = require('./_ctx');
-var PROTOTYPE = 'prototype';
-
-var $export = function (type, name, source) {
-  var IS_FORCED = type & $export.F;
-  var IS_GLOBAL = type & $export.G;
-  var IS_STATIC = type & $export.S;
-  var IS_PROTO = type & $export.P;
-  var IS_BIND = type & $export.B;
-  var target = IS_GLOBAL ? global : IS_STATIC ? global[name] || (global[name] = {}) : (global[name] || {})[PROTOTYPE];
-  var exports = IS_GLOBAL ? core : core[name] || (core[name] = {});
-  var expProto = exports[PROTOTYPE] || (exports[PROTOTYPE] = {});
-  var key, own, out, exp;
-  if (IS_GLOBAL) source = name;
-  for (key in source) {
-    // contains in native
-    own = !IS_FORCED && target && target[key] !== undefined;
-    // export native or passed
-    out = (own ? target : source)[key];
-    // bind timers to global for call from export context
-    exp = IS_BIND && own ? ctx(out, global) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out;
-    // extend global
-    if (target) redefine(target, key, out, type & $export.U);
-    // export
-    if (exports[key] != out) hide(exports, key, exp);
-    if (IS_PROTO && expProto[key] != out) expProto[key] = out;
-  }
-};
-global.core = core;
-// type bitmap
-$export.F = 1;   // forced
-$export.G = 2;   // global
-$export.S = 4;   // static
-$export.P = 8;   // proto
-$export.B = 16;  // bind
-$export.W = 32;  // wrap
-$export.U = 64;  // safe
-$export.R = 128; // real proto method for `library`
-module.exports = $export;
diff --git a/node_modules/core-js/modules/_fails-is-regexp.js b/node_modules/core-js/modules/_fails-is-regexp.js
deleted file mode 100644
index 8eec2e471..000000000
--- a/node_modules/core-js/modules/_fails-is-regexp.js
+++ /dev/null
@@ -1,12 +0,0 @@
-var MATCH = require('./_wks')('match');
-module.exports = function (KEY) {
-  var re = /./;
-  try {
-    '/./'[KEY](re);
-  } catch (e) {
-    try {
-      re[MATCH] = false;
-      return !'/./'[KEY](re);
-    } catch (f) { /* empty */ }
-  } return true;
-};
diff --git a/node_modules/core-js/modules/_fails.js b/node_modules/core-js/modules/_fails.js
deleted file mode 100644
index 3b4cdf674..000000000
--- a/node_modules/core-js/modules/_fails.js
+++ /dev/null
@@ -1,7 +0,0 @@
-module.exports = function (exec) {
-  try {
-    return !!exec();
-  } catch (e) {
-    return true;
-  }
-};
diff --git a/node_modules/core-js/modules/_fix-re-wks.js b/node_modules/core-js/modules/_fix-re-wks.js
deleted file mode 100644
index 9a62380b3..000000000
--- a/node_modules/core-js/modules/_fix-re-wks.js
+++ /dev/null
@@ -1,28 +0,0 @@
-'use strict';
-var hide = require('./_hide');
-var redefine = require('./_redefine');
-var fails = require('./_fails');
-var defined = require('./_defined');
-var wks = require('./_wks');
-
-module.exports = function (KEY, length, exec) {
-  var SYMBOL = wks(KEY);
-  var fns = exec(defined, SYMBOL, ''[KEY]);
-  var strfn = fns[0];
-  var rxfn = fns[1];
-  if (fails(function () {
-    var O = {};
-    O[SYMBOL] = function () { return 7; };
-    return ''[KEY](O) != 7;
-  })) {
-    redefine(String.prototype, KEY, strfn);
-    hide(RegExp.prototype, SYMBOL, length == 2
-      // 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)
-      // 21.2.5.11 RegExp.prototype[@@split](string, limit)
-      ? function (string, arg) { return rxfn.call(string, this, arg); }
-      // 21.2.5.6 RegExp.prototype[@@match](string)
-      // 21.2.5.9 RegExp.prototype[@@search](string)
-      : function (string) { return rxfn.call(string, this); }
-    );
-  }
-};
diff --git a/node_modules/core-js/modules/_flags.js b/node_modules/core-js/modules/_flags.js
deleted file mode 100644
index b6fc324bd..000000000
--- a/node_modules/core-js/modules/_flags.js
+++ /dev/null
@@ -1,13 +0,0 @@
-'use strict';
-// 21.2.5.3 get RegExp.prototype.flags
-var anObject = require('./_an-object');
-module.exports = function () {
-  var that = anObject(this);
-  var result = '';
-  if (that.global) result += 'g';
-  if (that.ignoreCase) result += 'i';
-  if (that.multiline) result += 'm';
-  if (that.unicode) result += 'u';
-  if (that.sticky) result += 'y';
-  return result;
-};
diff --git a/node_modules/core-js/modules/_flatten-into-array.js b/node_modules/core-js/modules/_flatten-into-array.js
deleted file mode 100644
index 1838517ae..000000000
--- a/node_modules/core-js/modules/_flatten-into-array.js
+++ /dev/null
@@ -1,39 +0,0 @@
-'use strict';
-// https://tc39.github.io/proposal-flatMap/#sec-FlattenIntoArray
-var isArray = require('./_is-array');
-var isObject = require('./_is-object');
-var toLength = require('./_to-length');
-var ctx = require('./_ctx');
-var IS_CONCAT_SPREADABLE = require('./_wks')('isConcatSpreadable');
-
-function flattenIntoArray(target, original, source, sourceLen, start, depth, mapper, thisArg) {
-  var targetIndex = start;
-  var sourceIndex = 0;
-  var mapFn = mapper ? ctx(mapper, thisArg, 3) : false;
-  var element, spreadable;
-
-  while (sourceIndex < sourceLen) {
-    if (sourceIndex in source) {
-      element = mapFn ? mapFn(source[sourceIndex], sourceIndex, original) : source[sourceIndex];
-
-      spreadable = false;
-      if (isObject(element)) {
-        spreadable = element[IS_CONCAT_SPREADABLE];
-        spreadable = spreadable !== undefined ? !!spreadable : isArray(element);
-      }
-
-      if (spreadable && depth > 0) {
-        targetIndex = flattenIntoArray(target, original, element, toLength(element.length), targetIndex, depth - 1) - 1;
-      } else {
-        if (targetIndex >= 0x1fffffffffffff) throw TypeError();
-        target[targetIndex] = element;
-      }
-
-      targetIndex++;
-    }
-    sourceIndex++;
-  }
-  return targetIndex;
-}
-
-module.exports = flattenIntoArray;
diff --git a/node_modules/core-js/modules/_for-of.js b/node_modules/core-js/modules/_for-of.js
deleted file mode 100644
index 9ed22818b..000000000
--- a/node_modules/core-js/modules/_for-of.js
+++ /dev/null
@@ -1,25 +0,0 @@
-var ctx = require('./_ctx');
-var call = require('./_iter-call');
-var isArrayIter = require('./_is-array-iter');
-var anObject = require('./_an-object');
-var toLength = require('./_to-length');
-var getIterFn = require('./core.get-iterator-method');
-var BREAK = {};
-var RETURN = {};
-var exports = module.exports = function (iterable, entries, fn, that, ITERATOR) {
-  var iterFn = ITERATOR ? function () { return iterable; } : getIterFn(iterable);
-  var f = ctx(fn, that, entries ? 2 : 1);
-  var index = 0;
-  var length, step, iterator, result;
-  if (typeof iterFn != 'function') throw TypeError(iterable + ' is not iterable!');
-  // fast case for arrays with default iterator
-  if (isArrayIter(iterFn)) for (length = toLength(iterable.length); length > index; index++) {
-    result = entries ? f(anObject(step = iterable[index])[0], step[1]) : f(iterable[index]);
-    if (result === BREAK || result === RETURN) return result;
-  } else for (iterator = iterFn.call(iterable); !(step = iterator.next()).done;) {
-    result = call(iterator, f, step.value, entries);
-    if (result === BREAK || result === RETURN) return result;
-  }
-};
-exports.BREAK = BREAK;
-exports.RETURN = RETURN;
diff --git a/node_modules/core-js/modules/_global.js b/node_modules/core-js/modules/_global.js
deleted file mode 100644
index bf85b44a1..000000000
--- a/node_modules/core-js/modules/_global.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
-var global = module.exports = typeof window != 'undefined' && window.Math == Math
-  ? window : typeof self != 'undefined' && self.Math == Math ? self
-  // eslint-disable-next-line no-new-func
-  : Function('return this')();
-if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef
diff --git a/node_modules/core-js/modules/_has.js b/node_modules/core-js/modules/_has.js
deleted file mode 100644
index 2a37d8b7a..000000000
--- a/node_modules/core-js/modules/_has.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var hasOwnProperty = {}.hasOwnProperty;
-module.exports = function (it, key) {
-  return hasOwnProperty.call(it, key);
-};
diff --git a/node_modules/core-js/modules/_hide.js b/node_modules/core-js/modules/_hide.js
deleted file mode 100644
index cec258a0a..000000000
--- a/node_modules/core-js/modules/_hide.js
+++ /dev/null
@@ -1,8 +0,0 @@
-var dP = require('./_object-dp');
-var createDesc = require('./_property-desc');
-module.exports = require('./_descriptors') ? function (object, key, value) {
-  return dP.f(object, key, createDesc(1, value));
-} : function (object, key, value) {
-  object[key] = value;
-  return object;
-};
diff --git a/node_modules/core-js/modules/_html.js b/node_modules/core-js/modules/_html.js
deleted file mode 100644
index 7daff14ca..000000000
--- a/node_modules/core-js/modules/_html.js
+++ /dev/null
@@ -1,2 +0,0 @@
-var document = require('./_global').document;
-module.exports = document && document.documentElement;
diff --git a/node_modules/core-js/modules/_ie8-dom-define.js b/node_modules/core-js/modules/_ie8-dom-define.js
deleted file mode 100644
index a3805cb7f..000000000
--- a/node_modules/core-js/modules/_ie8-dom-define.js
+++ /dev/null
@@ -1,3 +0,0 @@
-module.exports = !require('./_descriptors') && !require('./_fails')(function () {
-  return Object.defineProperty(require('./_dom-create')('div'), 'a', { get: function () { return 7; } }).a != 7;
-});
diff --git a/node_modules/core-js/modules/_inherit-if-required.js b/node_modules/core-js/modules/_inherit-if-required.js
deleted file mode 100644
index b95fcd984..000000000
--- a/node_modules/core-js/modules/_inherit-if-required.js
+++ /dev/null
@@ -1,9 +0,0 @@
-var isObject = require('./_is-object');
-var setPrototypeOf = require('./_set-proto').set;
-module.exports = function (that, target, C) {
-  var S = target.constructor;
-  var P;
-  if (S !== C && typeof S == 'function' && (P = S.prototype) !== C.prototype && isObject(P) && setPrototypeOf) {
-    setPrototypeOf(that, P);
-  } return that;
-};
diff --git a/node_modules/core-js/modules/_invoke.js b/node_modules/core-js/modules/_invoke.js
deleted file mode 100644
index 6cccebdc1..000000000
--- a/node_modules/core-js/modules/_invoke.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// fast apply, http://jsperf.lnkit.com/fast-apply/5
-module.exports = function (fn, args, that) {
-  var un = that === undefined;
-  switch (args.length) {
-    case 0: return un ? fn()
-                      : fn.call(that);
-    case 1: return un ? fn(args[0])
-                      : fn.call(that, args[0]);
-    case 2: return un ? fn(args[0], args[1])
-                      : fn.call(that, args[0], args[1]);
-    case 3: return un ? fn(args[0], args[1], args[2])
-                      : fn.call(that, args[0], args[1], args[2]);
-    case 4: return un ? fn(args[0], args[1], args[2], args[3])
-                      : fn.call(that, args[0], args[1], args[2], args[3]);
-  } return fn.apply(that, args);
-};
diff --git a/node_modules/core-js/modules/_iobject.js b/node_modules/core-js/modules/_iobject.js
deleted file mode 100644
index 2b57c8a07..000000000
--- a/node_modules/core-js/modules/_iobject.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// fallback for non-array-like ES3 and non-enumerable old V8 strings
-var cof = require('./_cof');
-// eslint-disable-next-line no-prototype-builtins
-module.exports = Object('z').propertyIsEnumerable(0) ? Object : function (it) {
-  return cof(it) == 'String' ? it.split('') : Object(it);
-};
diff --git a/node_modules/core-js/modules/_is-array-iter.js b/node_modules/core-js/modules/_is-array-iter.js
deleted file mode 100644
index 6f67d9052..000000000
--- a/node_modules/core-js/modules/_is-array-iter.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// check on default Array iterator
-var Iterators = require('./_iterators');
-var ITERATOR = require('./_wks')('iterator');
-var ArrayProto = Array.prototype;
-
-module.exports = function (it) {
-  return it !== undefined && (Iterators.Array === it || ArrayProto[ITERATOR] === it);
-};
diff --git a/node_modules/core-js/modules/_is-array.js b/node_modules/core-js/modules/_is-array.js
deleted file mode 100644
index 0581dc2e7..000000000
--- a/node_modules/core-js/modules/_is-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 7.2.2 IsArray(argument)
-var cof = require('./_cof');
-module.exports = Array.isArray || function isArray(arg) {
-  return cof(arg) == 'Array';
-};
diff --git a/node_modules/core-js/modules/_is-integer.js b/node_modules/core-js/modules/_is-integer.js
deleted file mode 100644
index 0074ae975..000000000
--- a/node_modules/core-js/modules/_is-integer.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// 20.1.2.3 Number.isInteger(number)
-var isObject = require('./_is-object');
-var floor = Math.floor;
-module.exports = function isInteger(it) {
-  return !isObject(it) && isFinite(it) && floor(it) === it;
-};
diff --git a/node_modules/core-js/modules/_is-object.js b/node_modules/core-js/modules/_is-object.js
deleted file mode 100644
index dda6e04d2..000000000
--- a/node_modules/core-js/modules/_is-object.js
+++ /dev/null
@@ -1,3 +0,0 @@
-module.exports = function (it) {
-  return typeof it === 'object' ? it !== null : typeof it === 'function';
-};
diff --git a/node_modules/core-js/modules/_is-regexp.js b/node_modules/core-js/modules/_is-regexp.js
deleted file mode 100644
index 598d159d5..000000000
--- a/node_modules/core-js/modules/_is-regexp.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 7.2.8 IsRegExp(argument)
-var isObject = require('./_is-object');
-var cof = require('./_cof');
-var MATCH = require('./_wks')('match');
-module.exports = function (it) {
-  var isRegExp;
-  return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : cof(it) == 'RegExp');
-};
diff --git a/node_modules/core-js/modules/_iter-call.js b/node_modules/core-js/modules/_iter-call.js
deleted file mode 100644
index a7026e347..000000000
--- a/node_modules/core-js/modules/_iter-call.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// call something on iterator step with safe closing on error
-var anObject = require('./_an-object');
-module.exports = function (iterator, fn, value, entries) {
-  try {
-    return entries ? fn(anObject(value)[0], value[1]) : fn(value);
-  // 7.4.6 IteratorClose(iterator, completion)
-  } catch (e) {
-    var ret = iterator['return'];
-    if (ret !== undefined) anObject(ret.call(iterator));
-    throw e;
-  }
-};
diff --git a/node_modules/core-js/modules/_iter-create.js b/node_modules/core-js/modules/_iter-create.js
deleted file mode 100644
index 04708c83c..000000000
--- a/node_modules/core-js/modules/_iter-create.js
+++ /dev/null
@@ -1,13 +0,0 @@
-'use strict';
-var create = require('./_object-create');
-var descriptor = require('./_property-desc');
-var setToStringTag = require('./_set-to-string-tag');
-var IteratorPrototype = {};
-
-// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
-require('./_hide')(IteratorPrototype, require('./_wks')('iterator'), function () { return this; });
-
-module.exports = function (Constructor, NAME, next) {
-  Constructor.prototype = create(IteratorPrototype, { next: descriptor(1, next) });
-  setToStringTag(Constructor, NAME + ' Iterator');
-};
diff --git a/node_modules/core-js/modules/_iter-define.js b/node_modules/core-js/modules/_iter-define.js
deleted file mode 100644
index 578dfb734..000000000
--- a/node_modules/core-js/modules/_iter-define.js
+++ /dev/null
@@ -1,69 +0,0 @@
-'use strict';
-var LIBRARY = require('./_library');
-var $export = require('./_export');
-var redefine = require('./_redefine');
-var hide = require('./_hide');
-var Iterators = require('./_iterators');
-var $iterCreate = require('./_iter-create');
-var setToStringTag = require('./_set-to-string-tag');
-var getPrototypeOf = require('./_object-gpo');
-var ITERATOR = require('./_wks')('iterator');
-var BUGGY = !([].keys && 'next' in [].keys()); // Safari has buggy iterators w/o `next`
-var FF_ITERATOR = '@@iterator';
-var KEYS = 'keys';
-var VALUES = 'values';
-
-var returnThis = function () { return this; };
-
-module.exports = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) {
-  $iterCreate(Constructor, NAME, next);
-  var getMethod = function (kind) {
-    if (!BUGGY && kind in proto) return proto[kind];
-    switch (kind) {
-      case KEYS: return function keys() { return new Constructor(this, kind); };
-      case VALUES: return function values() { return new Constructor(this, kind); };
-    } return function entries() { return new Constructor(this, kind); };
-  };
-  var TAG = NAME + ' Iterator';
-  var DEF_VALUES = DEFAULT == VALUES;
-  var VALUES_BUG = false;
-  var proto = Base.prototype;
-  var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT];
-  var $default = $native || getMethod(DEFAULT);
-  var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined;
-  var $anyNative = NAME == 'Array' ? proto.entries || $native : $native;
-  var methods, key, IteratorPrototype;
-  // Fix native
-  if ($anyNative) {
-    IteratorPrototype = getPrototypeOf($anyNative.call(new Base()));
-    if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) {
-      // Set @@toStringTag to native iterators
-      setToStringTag(IteratorPrototype, TAG, true);
-      // fix for some old engines
-      if (!LIBRARY && typeof IteratorPrototype[ITERATOR] != 'function') hide(IteratorPrototype, ITERATOR, returnThis);
-    }
-  }
-  // fix Array#{values, @@iterator}.name in V8 / FF
-  if (DEF_VALUES && $native && $native.name !== VALUES) {
-    VALUES_BUG = true;
-    $default = function values() { return $native.call(this); };
-  }
-  // Define iterator
-  if ((!LIBRARY || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) {
-    hide(proto, ITERATOR, $default);
-  }
-  // Plug for library
-  Iterators[NAME] = $default;
-  Iterators[TAG] = returnThis;
-  if (DEFAULT) {
-    methods = {
-      values: DEF_VALUES ? $default : getMethod(VALUES),
-      keys: IS_SET ? $default : getMethod(KEYS),
-      entries: $entries
-    };
-    if (FORCED) for (key in methods) {
-      if (!(key in proto)) redefine(proto, key, methods[key]);
-    } else $export($export.P + $export.F * (BUGGY || VALUES_BUG), NAME, methods);
-  }
-  return methods;
-};
diff --git a/node_modules/core-js/modules/_iter-detect.js b/node_modules/core-js/modules/_iter-detect.js
deleted file mode 100644
index 5cb34973c..000000000
--- a/node_modules/core-js/modules/_iter-detect.js
+++ /dev/null
@@ -1,22 +0,0 @@
-var ITERATOR = require('./_wks')('iterator');
-var SAFE_CLOSING = false;
-
-try {
-  var riter = [7][ITERATOR]();
-  riter['return'] = function () { SAFE_CLOSING = true; };
-  // eslint-disable-next-line no-throw-literal
-  Array.from(riter, function () { throw 2; });
-} catch (e) { /* empty */ }
-
-module.exports = function (exec, skipClosing) {
-  if (!skipClosing && !SAFE_CLOSING) return false;
-  var safe = false;
-  try {
-    var arr = [7];
-    var iter = arr[ITERATOR]();
-    iter.next = function () { return { done: safe = true }; };
-    arr[ITERATOR] = function () { return iter; };
-    exec(arr);
-  } catch (e) { /* empty */ }
-  return safe;
-};
diff --git a/node_modules/core-js/modules/_iter-step.js b/node_modules/core-js/modules/_iter-step.js
deleted file mode 100644
index b0691c883..000000000
--- a/node_modules/core-js/modules/_iter-step.js
+++ /dev/null
@@ -1,3 +0,0 @@
-module.exports = function (done, value) {
-  return { value: value, done: !!done };
-};
diff --git a/node_modules/core-js/modules/_iterators.js b/node_modules/core-js/modules/_iterators.js
deleted file mode 100644
index f053ebf79..000000000
--- a/node_modules/core-js/modules/_iterators.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = {};
diff --git a/node_modules/core-js/modules/_keyof.js b/node_modules/core-js/modules/_keyof.js
deleted file mode 100644
index 0786096fd..000000000
--- a/node_modules/core-js/modules/_keyof.js
+++ /dev/null
@@ -1,10 +0,0 @@
-var getKeys = require('./_object-keys');
-var toIObject = require('./_to-iobject');
-module.exports = function (object, el) {
-  var O = toIObject(object);
-  var keys = getKeys(O);
-  var length = keys.length;
-  var index = 0;
-  var key;
-  while (length > index) if (O[key = keys[index++]] === el) return key;
-};
diff --git a/node_modules/core-js/modules/_library.js b/node_modules/core-js/modules/_library.js
deleted file mode 100644
index a5d30209b..000000000
--- a/node_modules/core-js/modules/_library.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = false;
diff --git a/node_modules/core-js/modules/_math-expm1.js b/node_modules/core-js/modules/_math-expm1.js
deleted file mode 100644
index 75c685014..000000000
--- a/node_modules/core-js/modules/_math-expm1.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// 20.2.2.14 Math.expm1(x)
-var $expm1 = Math.expm1;
-module.exports = (!$expm1
-  // Old FF bug
-  || $expm1(10) > 22025.465794806719 || $expm1(10) < 22025.4657948067165168
-  // Tor Browser bug
-  || $expm1(-2e-17) != -2e-17
-) ? function expm1(x) {
-  return (x = +x) == 0 ? x : x > -1e-6 && x < 1e-6 ? x + x * x / 2 : Math.exp(x) - 1;
-} : $expm1;
diff --git a/node_modules/core-js/modules/_math-fround.js b/node_modules/core-js/modules/_math-fround.js
deleted file mode 100644
index c85eb4b7e..000000000
--- a/node_modules/core-js/modules/_math-fround.js
+++ /dev/null
@@ -1,23 +0,0 @@
-// 20.2.2.16 Math.fround(x)
-var sign = require('./_math-sign');
-var pow = Math.pow;
-var EPSILON = pow(2, -52);
-var EPSILON32 = pow(2, -23);
-var MAX32 = pow(2, 127) * (2 - EPSILON32);
-var MIN32 = pow(2, -126);
-
-var roundTiesToEven = function (n) {
-  return n + 1 / EPSILON - 1 / EPSILON;
-};
-
-module.exports = Math.fround || function fround(x) {
-  var $abs = Math.abs(x);
-  var $sign = sign(x);
-  var a, result;
-  if ($abs < MIN32) return $sign * roundTiesToEven($abs / MIN32 / EPSILON32) * MIN32 * EPSILON32;
-  a = (1 + EPSILON32 / EPSILON) * $abs;
-  result = a - (a - $abs);
-  // eslint-disable-next-line no-self-compare
-  if (result > MAX32 || result != result) return $sign * Infinity;
-  return $sign * result;
-};
diff --git a/node_modules/core-js/modules/_math-log1p.js b/node_modules/core-js/modules/_math-log1p.js
deleted file mode 100644
index 16d5f4931..000000000
--- a/node_modules/core-js/modules/_math-log1p.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.2.2.20 Math.log1p(x)
-module.exports = Math.log1p || function log1p(x) {
-  return (x = +x) > -1e-8 && x < 1e-8 ? x - x * x / 2 : Math.log(1 + x);
-};
diff --git a/node_modules/core-js/modules/_math-scale.js b/node_modules/core-js/modules/_math-scale.js
deleted file mode 100644
index ba3cdb20c..000000000
--- a/node_modules/core-js/modules/_math-scale.js
+++ /dev/null
@@ -1,18 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-module.exports = Math.scale || function scale(x, inLow, inHigh, outLow, outHigh) {
-  if (
-    arguments.length === 0
-      // eslint-disable-next-line no-self-compare
-      || x != x
-      // eslint-disable-next-line no-self-compare
-      || inLow != inLow
-      // eslint-disable-next-line no-self-compare
-      || inHigh != inHigh
-      // eslint-disable-next-line no-self-compare
-      || outLow != outLow
-      // eslint-disable-next-line no-self-compare
-      || outHigh != outHigh
-  ) return NaN;
-  if (x === Infinity || x === -Infinity) return x;
-  return (x - inLow) * (outHigh - outLow) / (inHigh - inLow) + outLow;
-};
diff --git a/node_modules/core-js/modules/_math-sign.js b/node_modules/core-js/modules/_math-sign.js
deleted file mode 100644
index 7a46b9d08..000000000
--- a/node_modules/core-js/modules/_math-sign.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 20.2.2.28 Math.sign(x)
-module.exports = Math.sign || function sign(x) {
-  // eslint-disable-next-line no-self-compare
-  return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;
-};
diff --git a/node_modules/core-js/modules/_meta.js b/node_modules/core-js/modules/_meta.js
deleted file mode 100644
index 2d4b32579..000000000
--- a/node_modules/core-js/modules/_meta.js
+++ /dev/null
@@ -1,53 +0,0 @@
-var META = require('./_uid')('meta');
-var isObject = require('./_is-object');
-var has = require('./_has');
-var setDesc = require('./_object-dp').f;
-var id = 0;
-var isExtensible = Object.isExtensible || function () {
-  return true;
-};
-var FREEZE = !require('./_fails')(function () {
-  return isExtensible(Object.preventExtensions({}));
-});
-var setMeta = function (it) {
-  setDesc(it, META, { value: {
-    i: 'O' + ++id, // object ID
-    w: {}          // weak collections IDs
-  } });
-};
-var fastKey = function (it, create) {
-  // return primitive with prefix
-  if (!isObject(it)) return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
-  if (!has(it, META)) {
-    // can't set metadata to uncaught frozen object
-    if (!isExtensible(it)) return 'F';
-    // not necessary to add metadata
-    if (!create) return 'E';
-    // add missing metadata
-    setMeta(it);
-  // return object ID
-  } return it[META].i;
-};
-var getWeak = function (it, create) {
-  if (!has(it, META)) {
-    // can't set metadata to uncaught frozen object
-    if (!isExtensible(it)) return true;
-    // not necessary to add metadata
-    if (!create) return false;
-    // add missing metadata
-    setMeta(it);
-  // return hash weak collections IDs
-  } return it[META].w;
-};
-// add metadata on freeze-family methods calling
-var onFreeze = function (it) {
-  if (FREEZE && meta.NEED && isExtensible(it) && !has(it, META)) setMeta(it);
-  return it;
-};
-var meta = module.exports = {
-  KEY: META,
-  NEED: false,
-  fastKey: fastKey,
-  getWeak: getWeak,
-  onFreeze: onFreeze
-};
diff --git a/node_modules/core-js/modules/_metadata.js b/node_modules/core-js/modules/_metadata.js
deleted file mode 100644
index 759cfc445..000000000
--- a/node_modules/core-js/modules/_metadata.js
+++ /dev/null
@@ -1,51 +0,0 @@
-var Map = require('./es6.map');
-var $export = require('./_export');
-var shared = require('./_shared')('metadata');
-var store = shared.store || (shared.store = new (require('./es6.weak-map'))());
-
-var getOrCreateMetadataMap = function (target, targetKey, create) {
-  var targetMetadata = store.get(target);
-  if (!targetMetadata) {
-    if (!create) return undefined;
-    store.set(target, targetMetadata = new Map());
-  }
-  var keyMetadata = targetMetadata.get(targetKey);
-  if (!keyMetadata) {
-    if (!create) return undefined;
-    targetMetadata.set(targetKey, keyMetadata = new Map());
-  } return keyMetadata;
-};
-var ordinaryHasOwnMetadata = function (MetadataKey, O, P) {
-  var metadataMap = getOrCreateMetadataMap(O, P, false);
-  return metadataMap === undefined ? false : metadataMap.has(MetadataKey);
-};
-var ordinaryGetOwnMetadata = function (MetadataKey, O, P) {
-  var metadataMap = getOrCreateMetadataMap(O, P, false);
-  return metadataMap === undefined ? undefined : metadataMap.get(MetadataKey);
-};
-var ordinaryDefineOwnMetadata = function (MetadataKey, MetadataValue, O, P) {
-  getOrCreateMetadataMap(O, P, true).set(MetadataKey, MetadataValue);
-};
-var ordinaryOwnMetadataKeys = function (target, targetKey) {
-  var metadataMap = getOrCreateMetadataMap(target, targetKey, false);
-  var keys = [];
-  if (metadataMap) metadataMap.forEach(function (_, key) { keys.push(key); });
-  return keys;
-};
-var toMetaKey = function (it) {
-  return it === undefined || typeof it == 'symbol' ? it : String(it);
-};
-var exp = function (O) {
-  $export($export.S, 'Reflect', O);
-};
-
-module.exports = {
-  store: store,
-  map: getOrCreateMetadataMap,
-  has: ordinaryHasOwnMetadata,
-  get: ordinaryGetOwnMetadata,
-  set: ordinaryDefineOwnMetadata,
-  keys: ordinaryOwnMetadataKeys,
-  key: toMetaKey,
-  exp: exp
-};
diff --git a/node_modules/core-js/modules/_microtask.js b/node_modules/core-js/modules/_microtask.js
deleted file mode 100644
index b321c648c..000000000
--- a/node_modules/core-js/modules/_microtask.js
+++ /dev/null
@@ -1,69 +0,0 @@
-var global = require('./_global');
-var macrotask = require('./_task').set;
-var Observer = global.MutationObserver || global.WebKitMutationObserver;
-var process = global.process;
-var Promise = global.Promise;
-var isNode = require('./_cof')(process) == 'process';
-
-module.exports = function () {
-  var head, last, notify;
-
-  var flush = function () {
-    var parent, fn;
-    if (isNode && (parent = process.domain)) parent.exit();
-    while (head) {
-      fn = head.fn;
-      head = head.next;
-      try {
-        fn();
-      } catch (e) {
-        if (head) notify();
-        else last = undefined;
-        throw e;
-      }
-    } last = undefined;
-    if (parent) parent.enter();
-  };
-
-  // Node.js
-  if (isNode) {
-    notify = function () {
-      process.nextTick(flush);
-    };
-  // browsers with MutationObserver, except iOS Safari - https://github.com/zloirock/core-js/issues/339
-  } else if (Observer && !(global.navigator && global.navigator.standalone)) {
-    var toggle = true;
-    var node = document.createTextNode('');
-    new Observer(flush).observe(node, { characterData: true }); // eslint-disable-line no-new
-    notify = function () {
-      node.data = toggle = !toggle;
-    };
-  // environments with maybe non-completely correct, but existent Promise
-  } else if (Promise && Promise.resolve) {
-    // Promise.resolve without an argument throws an error in LG WebOS 2
-    var promise = Promise.resolve(undefined);
-    notify = function () {
-      promise.then(flush);
-    };
-  // for other environments - macrotask based on:
-  // - setImmediate
-  // - MessageChannel
-  // - window.postMessag
-  // - onreadystatechange
-  // - setTimeout
-  } else {
-    notify = function () {
-      // strange IE + webpack dev server bug - use .call(global)
-      macrotask.call(global, flush);
-    };
-  }
-
-  return function (fn) {
-    var task = { fn: fn, next: undefined };
-    if (last) last.next = task;
-    if (!head) {
-      head = task;
-      notify();
-    } last = task;
-  };
-};
diff --git a/node_modules/core-js/modules/_new-promise-capability.js b/node_modules/core-js/modules/_new-promise-capability.js
deleted file mode 100644
index 82b74a331..000000000
--- a/node_modules/core-js/modules/_new-promise-capability.js
+++ /dev/null
@@ -1,18 +0,0 @@
-'use strict';
-// 25.4.1.5 NewPromiseCapability(C)
-var aFunction = require('./_a-function');
-
-function PromiseCapability(C) {
-  var resolve, reject;
-  this.promise = new C(function ($$resolve, $$reject) {
-    if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor');
-    resolve = $$resolve;
-    reject = $$reject;
-  });
-  this.resolve = aFunction(resolve);
-  this.reject = aFunction(reject);
-}
-
-module.exports.f = function (C) {
-  return new PromiseCapability(C);
-};
diff --git a/node_modules/core-js/modules/_object-assign.js b/node_modules/core-js/modules/_object-assign.js
deleted file mode 100644
index 7d4943a2a..000000000
--- a/node_modules/core-js/modules/_object-assign.js
+++ /dev/null
@@ -1,34 +0,0 @@
-'use strict';
-// 19.1.2.1 Object.assign(target, source, ...)
-var getKeys = require('./_object-keys');
-var gOPS = require('./_object-gops');
-var pIE = require('./_object-pie');
-var toObject = require('./_to-object');
-var IObject = require('./_iobject');
-var $assign = Object.assign;
-
-// should work with symbols and should have deterministic property order (V8 bug)
-module.exports = !$assign || require('./_fails')(function () {
-  var A = {};
-  var B = {};
-  // eslint-disable-next-line no-undef
-  var S = Symbol();
-  var K = 'abcdefghijklmnopqrst';
-  A[S] = 7;
-  K.split('').forEach(function (k) { B[k] = k; });
-  return $assign({}, A)[S] != 7 || Object.keys($assign({}, B)).join('') != K;
-}) ? function assign(target, source) { // eslint-disable-line no-unused-vars
-  var T = toObject(target);
-  var aLen = arguments.length;
-  var index = 1;
-  var getSymbols = gOPS.f;
-  var isEnum = pIE.f;
-  while (aLen > index) {
-    var S = IObject(arguments[index++]);
-    var keys = getSymbols ? getKeys(S).concat(getSymbols(S)) : getKeys(S);
-    var length = keys.length;
-    var j = 0;
-    var key;
-    while (length > j) if (isEnum.call(S, key = keys[j++])) T[key] = S[key];
-  } return T;
-} : $assign;
diff --git a/node_modules/core-js/modules/_object-create.js b/node_modules/core-js/modules/_object-create.js
deleted file mode 100644
index a76808ea6..000000000
--- a/node_modules/core-js/modules/_object-create.js
+++ /dev/null
@@ -1,41 +0,0 @@
-// 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties])
-var anObject = require('./_an-object');
-var dPs = require('./_object-dps');
-var enumBugKeys = require('./_enum-bug-keys');
-var IE_PROTO = require('./_shared-key')('IE_PROTO');
-var Empty = function () { /* empty */ };
-var PROTOTYPE = 'prototype';
-
-// Create object with fake `null` prototype: use iframe Object with cleared prototype
-var createDict = function () {
-  // Thrash, waste and sodomy: IE GC bug
-  var iframe = require('./_dom-create')('iframe');
-  var i = enumBugKeys.length;
-  var lt = '<';
-  var gt = '>';
-  var iframeDocument;
-  iframe.style.display = 'none';
-  require('./_html').appendChild(iframe);
-  iframe.src = 'javascript:'; // eslint-disable-line no-script-url
-  // createDict = iframe.contentWindow.Object;
-  // html.removeChild(iframe);
-  iframeDocument = iframe.contentWindow.document;
-  iframeDocument.open();
-  iframeDocument.write(lt + 'script' + gt + 'document.F=Object' + lt + '/script' + gt);
-  iframeDocument.close();
-  createDict = iframeDocument.F;
-  while (i--) delete createDict[PROTOTYPE][enumBugKeys[i]];
-  return createDict();
-};
-
-module.exports = Object.create || function create(O, Properties) {
-  var result;
-  if (O !== null) {
-    Empty[PROTOTYPE] = anObject(O);
-    result = new Empty();
-    Empty[PROTOTYPE] = null;
-    // add "__proto__" for Object.getPrototypeOf polyfill
-    result[IE_PROTO] = O;
-  } else result = createDict();
-  return Properties === undefined ? result : dPs(result, Properties);
-};
diff --git a/node_modules/core-js/modules/_object-define.js b/node_modules/core-js/modules/_object-define.js
deleted file mode 100644
index 4d131f331..000000000
--- a/node_modules/core-js/modules/_object-define.js
+++ /dev/null
@@ -1,13 +0,0 @@
-var dP = require('./_object-dp');
-var gOPD = require('./_object-gopd');
-var ownKeys = require('./_own-keys');
-var toIObject = require('./_to-iobject');
-
-module.exports = function define(target, mixin) {
-  var keys = ownKeys(toIObject(mixin));
-  var length = keys.length;
-  var i = 0;
-  var key;
-  while (length > i) dP.f(target, key = keys[i++], gOPD.f(mixin, key));
-  return target;
-};
diff --git a/node_modules/core-js/modules/_object-dp.js b/node_modules/core-js/modules/_object-dp.js
deleted file mode 100644
index 0340a8308..000000000
--- a/node_modules/core-js/modules/_object-dp.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var anObject = require('./_an-object');
-var IE8_DOM_DEFINE = require('./_ie8-dom-define');
-var toPrimitive = require('./_to-primitive');
-var dP = Object.defineProperty;
-
-exports.f = require('./_descriptors') ? Object.defineProperty : function defineProperty(O, P, Attributes) {
-  anObject(O);
-  P = toPrimitive(P, true);
-  anObject(Attributes);
-  if (IE8_DOM_DEFINE) try {
-    return dP(O, P, Attributes);
-  } catch (e) { /* empty */ }
-  if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!');
-  if ('value' in Attributes) O[P] = Attributes.value;
-  return O;
-};
diff --git a/node_modules/core-js/modules/_object-dps.js b/node_modules/core-js/modules/_object-dps.js
deleted file mode 100644
index 173c338ff..000000000
--- a/node_modules/core-js/modules/_object-dps.js
+++ /dev/null
@@ -1,13 +0,0 @@
-var dP = require('./_object-dp');
-var anObject = require('./_an-object');
-var getKeys = require('./_object-keys');
-
-module.exports = require('./_descriptors') ? Object.defineProperties : function defineProperties(O, Properties) {
-  anObject(O);
-  var keys = getKeys(Properties);
-  var length = keys.length;
-  var i = 0;
-  var P;
-  while (length > i) dP.f(O, P = keys[i++], Properties[P]);
-  return O;
-};
diff --git a/node_modules/core-js/modules/_object-forced-pam.js b/node_modules/core-js/modules/_object-forced-pam.js
deleted file mode 100644
index 71ede9225..000000000
--- a/node_modules/core-js/modules/_object-forced-pam.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-// Forced replacement prototype accessors methods
-module.exports = require('./_library') || !require('./_fails')(function () {
-  var K = Math.random();
-  // In FF throws only define methods
-  // eslint-disable-next-line no-undef, no-useless-call
-  __defineSetter__.call(null, K, function () { /* empty */ });
-  delete require('./_global')[K];
-});
diff --git a/node_modules/core-js/modules/_object-gopd.js b/node_modules/core-js/modules/_object-gopd.js
deleted file mode 100644
index 555dd31a5..000000000
--- a/node_modules/core-js/modules/_object-gopd.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var pIE = require('./_object-pie');
-var createDesc = require('./_property-desc');
-var toIObject = require('./_to-iobject');
-var toPrimitive = require('./_to-primitive');
-var has = require('./_has');
-var IE8_DOM_DEFINE = require('./_ie8-dom-define');
-var gOPD = Object.getOwnPropertyDescriptor;
-
-exports.f = require('./_descriptors') ? gOPD : function getOwnPropertyDescriptor(O, P) {
-  O = toIObject(O);
-  P = toPrimitive(P, true);
-  if (IE8_DOM_DEFINE) try {
-    return gOPD(O, P);
-  } catch (e) { /* empty */ }
-  if (has(O, P)) return createDesc(!pIE.f.call(O, P), O[P]);
-};
diff --git a/node_modules/core-js/modules/_object-gopn-ext.js b/node_modules/core-js/modules/_object-gopn-ext.js
deleted file mode 100644
index 4abb6ae83..000000000
--- a/node_modules/core-js/modules/_object-gopn-ext.js
+++ /dev/null
@@ -1,19 +0,0 @@
-// fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window
-var toIObject = require('./_to-iobject');
-var gOPN = require('./_object-gopn').f;
-var toString = {}.toString;
-
-var windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames
-  ? Object.getOwnPropertyNames(window) : [];
-
-var getWindowNames = function (it) {
-  try {
-    return gOPN(it);
-  } catch (e) {
-    return windowNames.slice();
-  }
-};
-
-module.exports.f = function getOwnPropertyNames(it) {
-  return windowNames && toString.call(it) == '[object Window]' ? getWindowNames(it) : gOPN(toIObject(it));
-};
diff --git a/node_modules/core-js/modules/_object-gopn.js b/node_modules/core-js/modules/_object-gopn.js
deleted file mode 100644
index da82333f6..000000000
--- a/node_modules/core-js/modules/_object-gopn.js
+++ /dev/null
@@ -1,7 +0,0 @@
-// 19.1.2.7 / 15.2.3.4 Object.getOwnPropertyNames(O)
-var $keys = require('./_object-keys-internal');
-var hiddenKeys = require('./_enum-bug-keys').concat('length', 'prototype');
-
-exports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
-  return $keys(O, hiddenKeys);
-};
diff --git a/node_modules/core-js/modules/_object-gops.js b/node_modules/core-js/modules/_object-gops.js
deleted file mode 100644
index bc0672905..000000000
--- a/node_modules/core-js/modules/_object-gops.js
+++ /dev/null
@@ -1 +0,0 @@
-exports.f = Object.getOwnPropertySymbols;
diff --git a/node_modules/core-js/modules/_object-gpo.js b/node_modules/core-js/modules/_object-gpo.js
deleted file mode 100644
index 27f2a94e8..000000000
--- a/node_modules/core-js/modules/_object-gpo.js
+++ /dev/null
@@ -1,13 +0,0 @@
-// 19.1.2.9 / 15.2.3.2 Object.getPrototypeOf(O)
-var has = require('./_has');
-var toObject = require('./_to-object');
-var IE_PROTO = require('./_shared-key')('IE_PROTO');
-var ObjectProto = Object.prototype;
-
-module.exports = Object.getPrototypeOf || function (O) {
-  O = toObject(O);
-  if (has(O, IE_PROTO)) return O[IE_PROTO];
-  if (typeof O.constructor == 'function' && O instanceof O.constructor) {
-    return O.constructor.prototype;
-  } return O instanceof Object ? ObjectProto : null;
-};
diff --git a/node_modules/core-js/modules/_object-keys-internal.js b/node_modules/core-js/modules/_object-keys-internal.js
deleted file mode 100644
index 71abdd1a5..000000000
--- a/node_modules/core-js/modules/_object-keys-internal.js
+++ /dev/null
@@ -1,17 +0,0 @@
-var has = require('./_has');
-var toIObject = require('./_to-iobject');
-var arrayIndexOf = require('./_array-includes')(false);
-var IE_PROTO = require('./_shared-key')('IE_PROTO');
-
-module.exports = function (object, names) {
-  var O = toIObject(object);
-  var i = 0;
-  var result = [];
-  var key;
-  for (key in O) if (key != IE_PROTO) has(O, key) && result.push(key);
-  // Don't enum bug & hidden keys
-  while (names.length > i) if (has(O, key = names[i++])) {
-    ~arrayIndexOf(result, key) || result.push(key);
-  }
-  return result;
-};
diff --git a/node_modules/core-js/modules/_object-keys.js b/node_modules/core-js/modules/_object-keys.js
deleted file mode 100644
index 62f73f91e..000000000
--- a/node_modules/core-js/modules/_object-keys.js
+++ /dev/null
@@ -1,7 +0,0 @@
-// 19.1.2.14 / 15.2.3.14 Object.keys(O)
-var $keys = require('./_object-keys-internal');
-var enumBugKeys = require('./_enum-bug-keys');
-
-module.exports = Object.keys || function keys(O) {
-  return $keys(O, enumBugKeys);
-};
diff --git a/node_modules/core-js/modules/_object-pie.js b/node_modules/core-js/modules/_object-pie.js
deleted file mode 100644
index 4cc71072d..000000000
--- a/node_modules/core-js/modules/_object-pie.js
+++ /dev/null
@@ -1 +0,0 @@
-exports.f = {}.propertyIsEnumerable;
diff --git a/node_modules/core-js/modules/_object-sap.js b/node_modules/core-js/modules/_object-sap.js
deleted file mode 100644
index 643535e0a..000000000
--- a/node_modules/core-js/modules/_object-sap.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// most Object methods by ES6 should accept primitives
-var $export = require('./_export');
-var core = require('./_core');
-var fails = require('./_fails');
-module.exports = function (KEY, exec) {
-  var fn = (core.Object || {})[KEY] || Object[KEY];
-  var exp = {};
-  exp[KEY] = exec(fn);
-  $export($export.S + $export.F * fails(function () { fn(1); }), 'Object', exp);
-};
diff --git a/node_modules/core-js/modules/_object-to-array.js b/node_modules/core-js/modules/_object-to-array.js
deleted file mode 100644
index 120100d09..000000000
--- a/node_modules/core-js/modules/_object-to-array.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var getKeys = require('./_object-keys');
-var toIObject = require('./_to-iobject');
-var isEnum = require('./_object-pie').f;
-module.exports = function (isEntries) {
-  return function (it) {
-    var O = toIObject(it);
-    var keys = getKeys(O);
-    var length = keys.length;
-    var i = 0;
-    var result = [];
-    var key;
-    while (length > i) if (isEnum.call(O, key = keys[i++])) {
-      result.push(isEntries ? [key, O[key]] : O[key]);
-    } return result;
-  };
-};
diff --git a/node_modules/core-js/modules/_own-keys.js b/node_modules/core-js/modules/_own-keys.js
deleted file mode 100644
index 84faece8f..000000000
--- a/node_modules/core-js/modules/_own-keys.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// all object keys, includes non-enumerable and symbols
-var gOPN = require('./_object-gopn');
-var gOPS = require('./_object-gops');
-var anObject = require('./_an-object');
-var Reflect = require('./_global').Reflect;
-module.exports = Reflect && Reflect.ownKeys || function ownKeys(it) {
-  var keys = gOPN.f(anObject(it));
-  var getSymbols = gOPS.f;
-  return getSymbols ? keys.concat(getSymbols(it)) : keys;
-};
diff --git a/node_modules/core-js/modules/_parse-float.js b/node_modules/core-js/modules/_parse-float.js
deleted file mode 100644
index acfb350f9..000000000
--- a/node_modules/core-js/modules/_parse-float.js
+++ /dev/null
@@ -1,8 +0,0 @@
-var $parseFloat = require('./_global').parseFloat;
-var $trim = require('./_string-trim').trim;
-
-module.exports = 1 / $parseFloat(require('./_string-ws') + '-0') !== -Infinity ? function parseFloat(str) {
-  var string = $trim(String(str), 3);
-  var result = $parseFloat(string);
-  return result === 0 && string.charAt(0) == '-' ? -0 : result;
-} : $parseFloat;
diff --git a/node_modules/core-js/modules/_parse-int.js b/node_modules/core-js/modules/_parse-int.js
deleted file mode 100644
index ddd7172a9..000000000
--- a/node_modules/core-js/modules/_parse-int.js
+++ /dev/null
@@ -1,9 +0,0 @@
-var $parseInt = require('./_global').parseInt;
-var $trim = require('./_string-trim').trim;
-var ws = require('./_string-ws');
-var hex = /^[-+]?0[xX]/;
-
-module.exports = $parseInt(ws + '08') !== 8 || $parseInt(ws + '0x16') !== 22 ? function parseInt(str, radix) {
-  var string = $trim(String(str), 3);
-  return $parseInt(string, (radix >>> 0) || (hex.test(string) ? 16 : 10));
-} : $parseInt;
diff --git a/node_modules/core-js/modules/_partial.js b/node_modules/core-js/modules/_partial.js
deleted file mode 100644
index ca3f35bf8..000000000
--- a/node_modules/core-js/modules/_partial.js
+++ /dev/null
@@ -1,25 +0,0 @@
-'use strict';
-var path = require('./_path');
-var invoke = require('./_invoke');
-var aFunction = require('./_a-function');
-module.exports = function (/* ...pargs */) {
-  var fn = aFunction(this);
-  var length = arguments.length;
-  var pargs = new Array(length);
-  var i = 0;
-  var _ = path._;
-  var holder = false;
-  while (length > i) if ((pargs[i] = arguments[i++]) === _) holder = true;
-  return function (/* ...args */) {
-    var that = this;
-    var aLen = arguments.length;
-    var j = 0;
-    var k = 0;
-    var args;
-    if (!holder && !aLen) return invoke(fn, pargs, that);
-    args = pargs.slice();
-    if (holder) for (;length > j; j++) if (args[j] === _) args[j] = arguments[k++];
-    while (aLen > k) args.push(arguments[k++]);
-    return invoke(fn, args, that);
-  };
-};
diff --git a/node_modules/core-js/modules/_path.js b/node_modules/core-js/modules/_path.js
deleted file mode 100644
index 754592ada..000000000
--- a/node_modules/core-js/modules/_path.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = require('./_global');
diff --git a/node_modules/core-js/modules/_perform.js b/node_modules/core-js/modules/_perform.js
deleted file mode 100644
index bfc7b296d..000000000
--- a/node_modules/core-js/modules/_perform.js
+++ /dev/null
@@ -1,7 +0,0 @@
-module.exports = function (exec) {
-  try {
-    return { e: false, v: exec() };
-  } catch (e) {
-    return { e: true, v: e };
-  }
-};
diff --git a/node_modules/core-js/modules/_promise-resolve.js b/node_modules/core-js/modules/_promise-resolve.js
deleted file mode 100644
index c3cac7646..000000000
--- a/node_modules/core-js/modules/_promise-resolve.js
+++ /dev/null
@@ -1,12 +0,0 @@
-var anObject = require('./_an-object');
-var isObject = require('./_is-object');
-var newPromiseCapability = require('./_new-promise-capability');
-
-module.exports = function (C, x) {
-  anObject(C);
-  if (isObject(x) && x.constructor === C) return x;
-  var promiseCapability = newPromiseCapability.f(C);
-  var resolve = promiseCapability.resolve;
-  resolve(x);
-  return promiseCapability.promise;
-};
diff --git a/node_modules/core-js/modules/_property-desc.js b/node_modules/core-js/modules/_property-desc.js
deleted file mode 100644
index 090593405..000000000
--- a/node_modules/core-js/modules/_property-desc.js
+++ /dev/null
@@ -1,8 +0,0 @@
-module.exports = function (bitmap, value) {
-  return {
-    enumerable: !(bitmap & 1),
-    configurable: !(bitmap & 2),
-    writable: !(bitmap & 4),
-    value: value
-  };
-};
diff --git a/node_modules/core-js/modules/_redefine-all.js b/node_modules/core-js/modules/_redefine-all.js
deleted file mode 100644
index dcf7944f5..000000000
--- a/node_modules/core-js/modules/_redefine-all.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var redefine = require('./_redefine');
-module.exports = function (target, src, safe) {
-  for (var key in src) redefine(target, key, src[key], safe);
-  return target;
-};
diff --git a/node_modules/core-js/modules/_redefine.js b/node_modules/core-js/modules/_redefine.js
deleted file mode 100644
index b7ba9f30e..000000000
--- a/node_modules/core-js/modules/_redefine.js
+++ /dev/null
@@ -1,31 +0,0 @@
-var global = require('./_global');
-var hide = require('./_hide');
-var has = require('./_has');
-var SRC = require('./_uid')('src');
-var TO_STRING = 'toString';
-var $toString = Function[TO_STRING];
-var TPL = ('' + $toString).split(TO_STRING);
-
-require('./_core').inspectSource = function (it) {
-  return $toString.call(it);
-};
-
-(module.exports = function (O, key, val, safe) {
-  var isFunction = typeof val == 'function';
-  if (isFunction) has(val, 'name') || hide(val, 'name', key);
-  if (O[key] === val) return;
-  if (isFunction) has(val, SRC) || hide(val, SRC, O[key] ? '' + O[key] : TPL.join(String(key)));
-  if (O === global) {
-    O[key] = val;
-  } else if (!safe) {
-    delete O[key];
-    hide(O, key, val);
-  } else if (O[key]) {
-    O[key] = val;
-  } else {
-    hide(O, key, val);
-  }
-// add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
-})(Function.prototype, TO_STRING, function toString() {
-  return typeof this == 'function' && this[SRC] || $toString.call(this);
-});
diff --git a/node_modules/core-js/modules/_replacer.js b/node_modules/core-js/modules/_replacer.js
deleted file mode 100644
index c37703dd2..000000000
--- a/node_modules/core-js/modules/_replacer.js
+++ /dev/null
@@ -1,8 +0,0 @@
-module.exports = function (regExp, replace) {
-  var replacer = replace === Object(replace) ? function (part) {
-    return replace[part];
-  } : replace;
-  return function (it) {
-    return String(it).replace(regExp, replacer);
-  };
-};
diff --git a/node_modules/core-js/modules/_same-value.js b/node_modules/core-js/modules/_same-value.js
deleted file mode 100644
index c6d045e83..000000000
--- a/node_modules/core-js/modules/_same-value.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 7.2.9 SameValue(x, y)
-module.exports = Object.is || function is(x, y) {
-  // eslint-disable-next-line no-self-compare
-  return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
-};
diff --git a/node_modules/core-js/modules/_set-collection-from.js b/node_modules/core-js/modules/_set-collection-from.js
deleted file mode 100644
index d5001f93e..000000000
--- a/node_modules/core-js/modules/_set-collection-from.js
+++ /dev/null
@@ -1,28 +0,0 @@
-'use strict';
-// https://tc39.github.io/proposal-setmap-offrom/
-var $export = require('./_export');
-var aFunction = require('./_a-function');
-var ctx = require('./_ctx');
-var forOf = require('./_for-of');
-
-module.exports = function (COLLECTION) {
-  $export($export.S, COLLECTION, { from: function from(source /* , mapFn, thisArg */) {
-    var mapFn = arguments[1];
-    var mapping, A, n, cb;
-    aFunction(this);
-    mapping = mapFn !== undefined;
-    if (mapping) aFunction(mapFn);
-    if (source == undefined) return new this();
-    A = [];
-    if (mapping) {
-      n = 0;
-      cb = ctx(mapFn, arguments[2], 2);
-      forOf(source, false, function (nextItem) {
-        A.push(cb(nextItem, n++));
-      });
-    } else {
-      forOf(source, false, A.push, A);
-    }
-    return new this(A);
-  } });
-};
diff --git a/node_modules/core-js/modules/_set-collection-of.js b/node_modules/core-js/modules/_set-collection-of.js
deleted file mode 100644
index f559af3fc..000000000
--- a/node_modules/core-js/modules/_set-collection-of.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-// https://tc39.github.io/proposal-setmap-offrom/
-var $export = require('./_export');
-
-module.exports = function (COLLECTION) {
-  $export($export.S, COLLECTION, { of: function of() {
-    var length = arguments.length;
-    var A = new Array(length);
-    while (length--) A[length] = arguments[length];
-    return new this(A);
-  } });
-};
diff --git a/node_modules/core-js/modules/_set-proto.js b/node_modules/core-js/modules/_set-proto.js
deleted file mode 100644
index c1990622e..000000000
--- a/node_modules/core-js/modules/_set-proto.js
+++ /dev/null
@@ -1,25 +0,0 @@
-// Works with __proto__ only. Old v8 can't work with null proto objects.
-/* eslint-disable no-proto */
-var isObject = require('./_is-object');
-var anObject = require('./_an-object');
-var check = function (O, proto) {
-  anObject(O);
-  if (!isObject(proto) && proto !== null) throw TypeError(proto + ": can't set as prototype!");
-};
-module.exports = {
-  set: Object.setPrototypeOf || ('__proto__' in {} ? // eslint-disable-line
-    function (test, buggy, set) {
-      try {
-        set = require('./_ctx')(Function.call, require('./_object-gopd').f(Object.prototype, '__proto__').set, 2);
-        set(test, []);
-        buggy = !(test instanceof Array);
-      } catch (e) { buggy = true; }
-      return function setPrototypeOf(O, proto) {
-        check(O, proto);
-        if (buggy) O.__proto__ = proto;
-        else set(O, proto);
-        return O;
-      };
-    }({}, false) : undefined),
-  check: check
-};
diff --git a/node_modules/core-js/modules/_set-species.js b/node_modules/core-js/modules/_set-species.js
deleted file mode 100644
index 2d505d2aa..000000000
--- a/node_modules/core-js/modules/_set-species.js
+++ /dev/null
@@ -1,13 +0,0 @@
-'use strict';
-var global = require('./_global');
-var dP = require('./_object-dp');
-var DESCRIPTORS = require('./_descriptors');
-var SPECIES = require('./_wks')('species');
-
-module.exports = function (KEY) {
-  var C = global[KEY];
-  if (DESCRIPTORS && C && !C[SPECIES]) dP.f(C, SPECIES, {
-    configurable: true,
-    get: function () { return this; }
-  });
-};
diff --git a/node_modules/core-js/modules/_set-to-string-tag.js b/node_modules/core-js/modules/_set-to-string-tag.js
deleted file mode 100644
index 5bd64144f..000000000
--- a/node_modules/core-js/modules/_set-to-string-tag.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var def = require('./_object-dp').f;
-var has = require('./_has');
-var TAG = require('./_wks')('toStringTag');
-
-module.exports = function (it, tag, stat) {
-  if (it && !has(it = stat ? it : it.prototype, TAG)) def(it, TAG, { configurable: true, value: tag });
-};
diff --git a/node_modules/core-js/modules/_shared-key.js b/node_modules/core-js/modules/_shared-key.js
deleted file mode 100644
index d47fe7a28..000000000
--- a/node_modules/core-js/modules/_shared-key.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var shared = require('./_shared')('keys');
-var uid = require('./_uid');
-module.exports = function (key) {
-  return shared[key] || (shared[key] = uid(key));
-};
diff --git a/node_modules/core-js/modules/_shared.js b/node_modules/core-js/modules/_shared.js
deleted file mode 100644
index 2c6abc22e..000000000
--- a/node_modules/core-js/modules/_shared.js
+++ /dev/null
@@ -1,12 +0,0 @@
-var core = require('./_core');
-var global = require('./_global');
-var SHARED = '__core-js_shared__';
-var store = global[SHARED] || (global[SHARED] = {});
-
-(module.exports = function (key, value) {
-  return store[key] || (store[key] = value !== undefined ? value : {});
-})('versions', []).push({
-  version: core.version,
-  mode: require('./_library') ? 'pure' : 'global',
-  copyright: '© 2018 Denis Pushkarev (zloirock.ru)'
-});
diff --git a/node_modules/core-js/modules/_species-constructor.js b/node_modules/core-js/modules/_species-constructor.js
deleted file mode 100644
index 0cb4ffb8f..000000000
--- a/node_modules/core-js/modules/_species-constructor.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 7.3.20 SpeciesConstructor(O, defaultConstructor)
-var anObject = require('./_an-object');
-var aFunction = require('./_a-function');
-var SPECIES = require('./_wks')('species');
-module.exports = function (O, D) {
-  var C = anObject(O).constructor;
-  var S;
-  return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? D : aFunction(S);
-};
diff --git a/node_modules/core-js/modules/_strict-method.js b/node_modules/core-js/modules/_strict-method.js
deleted file mode 100644
index e68f41bb6..000000000
--- a/node_modules/core-js/modules/_strict-method.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-var fails = require('./_fails');
-
-module.exports = function (method, arg) {
-  return !!method && fails(function () {
-    // eslint-disable-next-line no-useless-call
-    arg ? method.call(null, function () { /* empty */ }, 1) : method.call(null);
-  });
-};
diff --git a/node_modules/core-js/modules/_string-at.js b/node_modules/core-js/modules/_string-at.js
deleted file mode 100644
index 88d66bd18..000000000
--- a/node_modules/core-js/modules/_string-at.js
+++ /dev/null
@@ -1,17 +0,0 @@
-var toInteger = require('./_to-integer');
-var defined = require('./_defined');
-// true  -> String#at
-// false -> String#codePointAt
-module.exports = function (TO_STRING) {
-  return function (that, pos) {
-    var s = String(defined(that));
-    var i = toInteger(pos);
-    var l = s.length;
-    var a, b;
-    if (i < 0 || i >= l) return TO_STRING ? '' : undefined;
-    a = s.charCodeAt(i);
-    return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff
-      ? TO_STRING ? s.charAt(i) : a
-      : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000;
-  };
-};
diff --git a/node_modules/core-js/modules/_string-context.js b/node_modules/core-js/modules/_string-context.js
deleted file mode 100644
index becf3fbeb..000000000
--- a/node_modules/core-js/modules/_string-context.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// helper for String#{startsWith, endsWith, includes}
-var isRegExp = require('./_is-regexp');
-var defined = require('./_defined');
-
-module.exports = function (that, searchString, NAME) {
-  if (isRegExp(searchString)) throw TypeError('String#' + NAME + " doesn't accept regex!");
-  return String(defined(that));
-};
diff --git a/node_modules/core-js/modules/_string-html.js b/node_modules/core-js/modules/_string-html.js
deleted file mode 100644
index 1dcc95bcd..000000000
--- a/node_modules/core-js/modules/_string-html.js
+++ /dev/null
@@ -1,19 +0,0 @@
-var $export = require('./_export');
-var fails = require('./_fails');
-var defined = require('./_defined');
-var quot = /"/g;
-// B.2.3.2.1 CreateHTML(string, tag, attribute, value)
-var createHTML = function (string, tag, attribute, value) {
-  var S = String(defined(string));
-  var p1 = '<' + tag;
-  if (attribute !== '') p1 += ' ' + attribute + '="' + String(value).replace(quot, '&quot;') + '"';
-  return p1 + '>' + S + '</' + tag + '>';
-};
-module.exports = function (NAME, exec) {
-  var O = {};
-  O[NAME] = exec(createHTML);
-  $export($export.P + $export.F * fails(function () {
-    var test = ''[NAME]('"');
-    return test !== test.toLowerCase() || test.split('"').length > 3;
-  }), 'String', O);
-};
diff --git a/node_modules/core-js/modules/_string-pad.js b/node_modules/core-js/modules/_string-pad.js
deleted file mode 100644
index ceb6077f0..000000000
--- a/node_modules/core-js/modules/_string-pad.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// https://github.com/tc39/proposal-string-pad-start-end
-var toLength = require('./_to-length');
-var repeat = require('./_string-repeat');
-var defined = require('./_defined');
-
-module.exports = function (that, maxLength, fillString, left) {
-  var S = String(defined(that));
-  var stringLength = S.length;
-  var fillStr = fillString === undefined ? ' ' : String(fillString);
-  var intMaxLength = toLength(maxLength);
-  if (intMaxLength <= stringLength || fillStr == '') return S;
-  var fillLen = intMaxLength - stringLength;
-  var stringFiller = repeat.call(fillStr, Math.ceil(fillLen / fillStr.length));
-  if (stringFiller.length > fillLen) stringFiller = stringFiller.slice(0, fillLen);
-  return left ? stringFiller + S : S + stringFiller;
-};
diff --git a/node_modules/core-js/modules/_string-repeat.js b/node_modules/core-js/modules/_string-repeat.js
deleted file mode 100644
index a69b9626b..000000000
--- a/node_modules/core-js/modules/_string-repeat.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-var toInteger = require('./_to-integer');
-var defined = require('./_defined');
-
-module.exports = function repeat(count) {
-  var str = String(defined(this));
-  var res = '';
-  var n = toInteger(count);
-  if (n < 0 || n == Infinity) throw RangeError("Count can't be negative");
-  for (;n > 0; (n >>>= 1) && (str += str)) if (n & 1) res += str;
-  return res;
-};
diff --git a/node_modules/core-js/modules/_string-trim.js b/node_modules/core-js/modules/_string-trim.js
deleted file mode 100644
index 6b54a81a8..000000000
--- a/node_modules/core-js/modules/_string-trim.js
+++ /dev/null
@@ -1,30 +0,0 @@
-var $export = require('./_export');
-var defined = require('./_defined');
-var fails = require('./_fails');
-var spaces = require('./_string-ws');
-var space = '[' + spaces + ']';
-var non = '\u200b\u0085';
-var ltrim = RegExp('^' + space + space + '*');
-var rtrim = RegExp(space + space + '*$');
-
-var exporter = function (KEY, exec, ALIAS) {
-  var exp = {};
-  var FORCE = fails(function () {
-    return !!spaces[KEY]() || non[KEY]() != non;
-  });
-  var fn = exp[KEY] = FORCE ? exec(trim) : spaces[KEY];
-  if (ALIAS) exp[ALIAS] = fn;
-  $export($export.P + $export.F * FORCE, 'String', exp);
-};
-
-// 1 -> String#trimLeft
-// 2 -> String#trimRight
-// 3 -> String#trim
-var trim = exporter.trim = function (string, TYPE) {
-  string = String(defined(string));
-  if (TYPE & 1) string = string.replace(ltrim, '');
-  if (TYPE & 2) string = string.replace(rtrim, '');
-  return string;
-};
-
-module.exports = exporter;
diff --git a/node_modules/core-js/modules/_string-ws.js b/node_modules/core-js/modules/_string-ws.js
deleted file mode 100644
index 2c68cf9f4..000000000
--- a/node_modules/core-js/modules/_string-ws.js
+++ /dev/null
@@ -1,2 +0,0 @@
-module.exports = '\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003' +
-  '\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF';
diff --git a/node_modules/core-js/modules/_task.js b/node_modules/core-js/modules/_task.js
deleted file mode 100644
index 8777a6e28..000000000
--- a/node_modules/core-js/modules/_task.js
+++ /dev/null
@@ -1,84 +0,0 @@
-var ctx = require('./_ctx');
-var invoke = require('./_invoke');
-var html = require('./_html');
-var cel = require('./_dom-create');
-var global = require('./_global');
-var process = global.process;
-var setTask = global.setImmediate;
-var clearTask = global.clearImmediate;
-var MessageChannel = global.MessageChannel;
-var Dispatch = global.Dispatch;
-var counter = 0;
-var queue = {};
-var ONREADYSTATECHANGE = 'onreadystatechange';
-var defer, channel, port;
-var run = function () {
-  var id = +this;
-  // eslint-disable-next-line no-prototype-builtins
-  if (queue.hasOwnProperty(id)) {
-    var fn = queue[id];
-    delete queue[id];
-    fn();
-  }
-};
-var listener = function (event) {
-  run.call(event.data);
-};
-// Node.js 0.9+ & IE10+ has setImmediate, otherwise:
-if (!setTask || !clearTask) {
-  setTask = function setImmediate(fn) {
-    var args = [];
-    var i = 1;
-    while (arguments.length > i) args.push(arguments[i++]);
-    queue[++counter] = function () {
-      // eslint-disable-next-line no-new-func
-      invoke(typeof fn == 'function' ? fn : Function(fn), args);
-    };
-    defer(counter);
-    return counter;
-  };
-  clearTask = function clearImmediate(id) {
-    delete queue[id];
-  };
-  // Node.js 0.8-
-  if (require('./_cof')(process) == 'process') {
-    defer = function (id) {
-      process.nextTick(ctx(run, id, 1));
-    };
-  // Sphere (JS game engine) Dispatch API
-  } else if (Dispatch && Dispatch.now) {
-    defer = function (id) {
-      Dispatch.now(ctx(run, id, 1));
-    };
-  // Browsers with MessageChannel, includes WebWorkers
-  } else if (MessageChannel) {
-    channel = new MessageChannel();
-    port = channel.port2;
-    channel.port1.onmessage = listener;
-    defer = ctx(port.postMessage, port, 1);
-  // Browsers with postMessage, skip WebWorkers
-  // IE8 has postMessage, but it's sync & typeof its postMessage is 'object'
-  } else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts) {
-    defer = function (id) {
-      global.postMessage(id + '', '*');
-    };
-    global.addEventListener('message', listener, false);
-  // IE8-
-  } else if (ONREADYSTATECHANGE in cel('script')) {
-    defer = function (id) {
-      html.appendChild(cel('script'))[ONREADYSTATECHANGE] = function () {
-        html.removeChild(this);
-        run.call(id);
-      };
-    };
-  // Rest old browsers
-  } else {
-    defer = function (id) {
-      setTimeout(ctx(run, id, 1), 0);
-    };
-  }
-}
-module.exports = {
-  set: setTask,
-  clear: clearTask
-};
diff --git a/node_modules/core-js/modules/_to-absolute-index.js b/node_modules/core-js/modules/_to-absolute-index.js
deleted file mode 100644
index dfee02e8e..000000000
--- a/node_modules/core-js/modules/_to-absolute-index.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var toInteger = require('./_to-integer');
-var max = Math.max;
-var min = Math.min;
-module.exports = function (index, length) {
-  index = toInteger(index);
-  return index < 0 ? max(index + length, 0) : min(index, length);
-};
diff --git a/node_modules/core-js/modules/_to-index.js b/node_modules/core-js/modules/_to-index.js
deleted file mode 100644
index 8f51c32d2..000000000
--- a/node_modules/core-js/modules/_to-index.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// https://tc39.github.io/ecma262/#sec-toindex
-var toInteger = require('./_to-integer');
-var toLength = require('./_to-length');
-module.exports = function (it) {
-  if (it === undefined) return 0;
-  var number = toInteger(it);
-  var length = toLength(number);
-  if (number !== length) throw RangeError('Wrong length!');
-  return length;
-};
diff --git a/node_modules/core-js/modules/_to-integer.js b/node_modules/core-js/modules/_to-integer.js
deleted file mode 100644
index 3d50f97dd..000000000
--- a/node_modules/core-js/modules/_to-integer.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// 7.1.4 ToInteger
-var ceil = Math.ceil;
-var floor = Math.floor;
-module.exports = function (it) {
-  return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it);
-};
diff --git a/node_modules/core-js/modules/_to-iobject.js b/node_modules/core-js/modules/_to-iobject.js
deleted file mode 100644
index 7614503a2..000000000
--- a/node_modules/core-js/modules/_to-iobject.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// to indexed object, toObject with fallback for non-array-like ES3 strings
-var IObject = require('./_iobject');
-var defined = require('./_defined');
-module.exports = function (it) {
-  return IObject(defined(it));
-};
diff --git a/node_modules/core-js/modules/_to-length.js b/node_modules/core-js/modules/_to-length.js
deleted file mode 100644
index a9db50173..000000000
--- a/node_modules/core-js/modules/_to-length.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// 7.1.15 ToLength
-var toInteger = require('./_to-integer');
-var min = Math.min;
-module.exports = function (it) {
-  return it > 0 ? min(toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991
-};
diff --git a/node_modules/core-js/modules/_to-object.js b/node_modules/core-js/modules/_to-object.js
deleted file mode 100644
index 0efea4c69..000000000
--- a/node_modules/core-js/modules/_to-object.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 7.1.13 ToObject(argument)
-var defined = require('./_defined');
-module.exports = function (it) {
-  return Object(defined(it));
-};
diff --git a/node_modules/core-js/modules/_to-primitive.js b/node_modules/core-js/modules/_to-primitive.js
deleted file mode 100644
index de3dd6b19..000000000
--- a/node_modules/core-js/modules/_to-primitive.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// 7.1.1 ToPrimitive(input [, PreferredType])
-var isObject = require('./_is-object');
-// instead of the ES6 spec version, we didn't implement @@toPrimitive case
-// and the second argument - flag - preferred type is a string
-module.exports = function (it, S) {
-  if (!isObject(it)) return it;
-  var fn, val;
-  if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
-  if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val;
-  if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
-  throw TypeError("Can't convert object to primitive value");
-};
diff --git a/node_modules/core-js/modules/_typed-array.js b/node_modules/core-js/modules/_typed-array.js
deleted file mode 100644
index 30d9c0ba5..000000000
--- a/node_modules/core-js/modules/_typed-array.js
+++ /dev/null
@@ -1,480 +0,0 @@
-'use strict';
-if (require('./_descriptors')) {
-  var LIBRARY = require('./_library');
-  var global = require('./_global');
-  var fails = require('./_fails');
-  var $export = require('./_export');
-  var $typed = require('./_typed');
-  var $buffer = require('./_typed-buffer');
-  var ctx = require('./_ctx');
-  var anInstance = require('./_an-instance');
-  var propertyDesc = require('./_property-desc');
-  var hide = require('./_hide');
-  var redefineAll = require('./_redefine-all');
-  var toInteger = require('./_to-integer');
-  var toLength = require('./_to-length');
-  var toIndex = require('./_to-index');
-  var toAbsoluteIndex = require('./_to-absolute-index');
-  var toPrimitive = require('./_to-primitive');
-  var has = require('./_has');
-  var classof = require('./_classof');
-  var isObject = require('./_is-object');
-  var toObject = require('./_to-object');
-  var isArrayIter = require('./_is-array-iter');
-  var create = require('./_object-create');
-  var getPrototypeOf = require('./_object-gpo');
-  var gOPN = require('./_object-gopn').f;
-  var getIterFn = require('./core.get-iterator-method');
-  var uid = require('./_uid');
-  var wks = require('./_wks');
-  var createArrayMethod = require('./_array-methods');
-  var createArrayIncludes = require('./_array-includes');
-  var speciesConstructor = require('./_species-constructor');
-  var ArrayIterators = require('./es6.array.iterator');
-  var Iterators = require('./_iterators');
-  var $iterDetect = require('./_iter-detect');
-  var setSpecies = require('./_set-species');
-  var arrayFill = require('./_array-fill');
-  var arrayCopyWithin = require('./_array-copy-within');
-  var $DP = require('./_object-dp');
-  var $GOPD = require('./_object-gopd');
-  var dP = $DP.f;
-  var gOPD = $GOPD.f;
-  var RangeError = global.RangeError;
-  var TypeError = global.TypeError;
-  var Uint8Array = global.Uint8Array;
-  var ARRAY_BUFFER = 'ArrayBuffer';
-  var SHARED_BUFFER = 'Shared' + ARRAY_BUFFER;
-  var BYTES_PER_ELEMENT = 'BYTES_PER_ELEMENT';
-  var PROTOTYPE = 'prototype';
-  var ArrayProto = Array[PROTOTYPE];
-  var $ArrayBuffer = $buffer.ArrayBuffer;
-  var $DataView = $buffer.DataView;
-  var arrayForEach = createArrayMethod(0);
-  var arrayFilter = createArrayMethod(2);
-  var arraySome = createArrayMethod(3);
-  var arrayEvery = createArrayMethod(4);
-  var arrayFind = createArrayMethod(5);
-  var arrayFindIndex = createArrayMethod(6);
-  var arrayIncludes = createArrayIncludes(true);
-  var arrayIndexOf = createArrayIncludes(false);
-  var arrayValues = ArrayIterators.values;
-  var arrayKeys = ArrayIterators.keys;
-  var arrayEntries = ArrayIterators.entries;
-  var arrayLastIndexOf = ArrayProto.lastIndexOf;
-  var arrayReduce = ArrayProto.reduce;
-  var arrayReduceRight = ArrayProto.reduceRight;
-  var arrayJoin = ArrayProto.join;
-  var arraySort = ArrayProto.sort;
-  var arraySlice = ArrayProto.slice;
-  var arrayToString = ArrayProto.toString;
-  var arrayToLocaleString = ArrayProto.toLocaleString;
-  var ITERATOR = wks('iterator');
-  var TAG = wks('toStringTag');
-  var TYPED_CONSTRUCTOR = uid('typed_constructor');
-  var DEF_CONSTRUCTOR = uid('def_constructor');
-  var ALL_CONSTRUCTORS = $typed.CONSTR;
-  var TYPED_ARRAY = $typed.TYPED;
-  var VIEW = $typed.VIEW;
-  var WRONG_LENGTH = 'Wrong length!';
-
-  var $map = createArrayMethod(1, function (O, length) {
-    return allocate(speciesConstructor(O, O[DEF_CONSTRUCTOR]), length);
-  });
-
-  var LITTLE_ENDIAN = fails(function () {
-    // eslint-disable-next-line no-undef
-    return new Uint8Array(new Uint16Array([1]).buffer)[0] === 1;
-  });
-
-  var FORCED_SET = !!Uint8Array && !!Uint8Array[PROTOTYPE].set && fails(function () {
-    new Uint8Array(1).set({});
-  });
-
-  var toOffset = function (it, BYTES) {
-    var offset = toInteger(it);
-    if (offset < 0 || offset % BYTES) throw RangeError('Wrong offset!');
-    return offset;
-  };
-
-  var validate = function (it) {
-    if (isObject(it) && TYPED_ARRAY in it) return it;
-    throw TypeError(it + ' is not a typed array!');
-  };
-
-  var allocate = function (C, length) {
-    if (!(isObject(C) && TYPED_CONSTRUCTOR in C)) {
-      throw TypeError('It is not a typed array constructor!');
-    } return new C(length);
-  };
-
-  var speciesFromList = function (O, list) {
-    return fromList(speciesConstructor(O, O[DEF_CONSTRUCTOR]), list);
-  };
-
-  var fromList = function (C, list) {
-    var index = 0;
-    var length = list.length;
-    var result = allocate(C, length);
-    while (length > index) result[index] = list[index++];
-    return result;
-  };
-
-  var addGetter = function (it, key, internal) {
-    dP(it, key, { get: function () { return this._d[internal]; } });
-  };
-
-  var $from = function from(source /* , mapfn, thisArg */) {
-    var O = toObject(source);
-    var aLen = arguments.length;
-    var mapfn = aLen > 1 ? arguments[1] : undefined;
-    var mapping = mapfn !== undefined;
-    var iterFn = getIterFn(O);
-    var i, length, values, result, step, iterator;
-    if (iterFn != undefined && !isArrayIter(iterFn)) {
-      for (iterator = iterFn.call(O), values = [], i = 0; !(step = iterator.next()).done; i++) {
-        values.push(step.value);
-      } O = values;
-    }
-    if (mapping && aLen > 2) mapfn = ctx(mapfn, arguments[2], 2);
-    for (i = 0, length = toLength(O.length), result = allocate(this, length); length > i; i++) {
-      result[i] = mapping ? mapfn(O[i], i) : O[i];
-    }
-    return result;
-  };
-
-  var $of = function of(/* ...items */) {
-    var index = 0;
-    var length = arguments.length;
-    var result = allocate(this, length);
-    while (length > index) result[index] = arguments[index++];
-    return result;
-  };
-
-  // iOS Safari 6.x fails here
-  var TO_LOCALE_BUG = !!Uint8Array && fails(function () { arrayToLocaleString.call(new Uint8Array(1)); });
-
-  var $toLocaleString = function toLocaleString() {
-    return arrayToLocaleString.apply(TO_LOCALE_BUG ? arraySlice.call(validate(this)) : validate(this), arguments);
-  };
-
-  var proto = {
-    copyWithin: function copyWithin(target, start /* , end */) {
-      return arrayCopyWithin.call(validate(this), target, start, arguments.length > 2 ? arguments[2] : undefined);
-    },
-    every: function every(callbackfn /* , thisArg */) {
-      return arrayEvery(validate(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    fill: function fill(value /* , start, end */) { // eslint-disable-line no-unused-vars
-      return arrayFill.apply(validate(this), arguments);
-    },
-    filter: function filter(callbackfn /* , thisArg */) {
-      return speciesFromList(this, arrayFilter(validate(this), callbackfn,
-        arguments.length > 1 ? arguments[1] : undefined));
-    },
-    find: function find(predicate /* , thisArg */) {
-      return arrayFind(validate(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    findIndex: function findIndex(predicate /* , thisArg */) {
-      return arrayFindIndex(validate(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    forEach: function forEach(callbackfn /* , thisArg */) {
-      arrayForEach(validate(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    indexOf: function indexOf(searchElement /* , fromIndex */) {
-      return arrayIndexOf(validate(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    includes: function includes(searchElement /* , fromIndex */) {
-      return arrayIncludes(validate(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    join: function join(separator) { // eslint-disable-line no-unused-vars
-      return arrayJoin.apply(validate(this), arguments);
-    },
-    lastIndexOf: function lastIndexOf(searchElement /* , fromIndex */) { // eslint-disable-line no-unused-vars
-      return arrayLastIndexOf.apply(validate(this), arguments);
-    },
-    map: function map(mapfn /* , thisArg */) {
-      return $map(validate(this), mapfn, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    reduce: function reduce(callbackfn /* , initialValue */) { // eslint-disable-line no-unused-vars
-      return arrayReduce.apply(validate(this), arguments);
-    },
-    reduceRight: function reduceRight(callbackfn /* , initialValue */) { // eslint-disable-line no-unused-vars
-      return arrayReduceRight.apply(validate(this), arguments);
-    },
-    reverse: function reverse() {
-      var that = this;
-      var length = validate(that).length;
-      var middle = Math.floor(length / 2);
-      var index = 0;
-      var value;
-      while (index < middle) {
-        value = that[index];
-        that[index++] = that[--length];
-        that[length] = value;
-      } return that;
-    },
-    some: function some(callbackfn /* , thisArg */) {
-      return arraySome(validate(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-    },
-    sort: function sort(comparefn) {
-      return arraySort.call(validate(this), comparefn);
-    },
-    subarray: function subarray(begin, end) {
-      var O = validate(this);
-      var length = O.length;
-      var $begin = toAbsoluteIndex(begin, length);
-      return new (speciesConstructor(O, O[DEF_CONSTRUCTOR]))(
-        O.buffer,
-        O.byteOffset + $begin * O.BYTES_PER_ELEMENT,
-        toLength((end === undefined ? length : toAbsoluteIndex(end, length)) - $begin)
-      );
-    }
-  };
-
-  var $slice = function slice(start, end) {
-    return speciesFromList(this, arraySlice.call(validate(this), start, end));
-  };
-
-  var $set = function set(arrayLike /* , offset */) {
-    validate(this);
-    var offset = toOffset(arguments[1], 1);
-    var length = this.length;
-    var src = toObject(arrayLike);
-    var len = toLength(src.length);
-    var index = 0;
-    if (len + offset > length) throw RangeError(WRONG_LENGTH);
-    while (index < len) this[offset + index] = src[index++];
-  };
-
-  var $iterators = {
-    entries: function entries() {
-      return arrayEntries.call(validate(this));
-    },
-    keys: function keys() {
-      return arrayKeys.call(validate(this));
-    },
-    values: function values() {
-      return arrayValues.call(validate(this));
-    }
-  };
-
-  var isTAIndex = function (target, key) {
-    return isObject(target)
-      && target[TYPED_ARRAY]
-      && typeof key != 'symbol'
-      && key in target
-      && String(+key) == String(key);
-  };
-  var $getDesc = function getOwnPropertyDescriptor(target, key) {
-    return isTAIndex(target, key = toPrimitive(key, true))
-      ? propertyDesc(2, target[key])
-      : gOPD(target, key);
-  };
-  var $setDesc = function defineProperty(target, key, desc) {
-    if (isTAIndex(target, key = toPrimitive(key, true))
-      && isObject(desc)
-      && has(desc, 'value')
-      && !has(desc, 'get')
-      && !has(desc, 'set')
-      // TODO: add validation descriptor w/o calling accessors
-      && !desc.configurable
-      && (!has(desc, 'writable') || desc.writable)
-      && (!has(desc, 'enumerable') || desc.enumerable)
-    ) {
-      target[key] = desc.value;
-      return target;
-    } return dP(target, key, desc);
-  };
-
-  if (!ALL_CONSTRUCTORS) {
-    $GOPD.f = $getDesc;
-    $DP.f = $setDesc;
-  }
-
-  $export($export.S + $export.F * !ALL_CONSTRUCTORS, 'Object', {
-    getOwnPropertyDescriptor: $getDesc,
-    defineProperty: $setDesc
-  });
-
-  if (fails(function () { arrayToString.call({}); })) {
-    arrayToString = arrayToLocaleString = function toString() {
-      return arrayJoin.call(this);
-    };
-  }
-
-  var $TypedArrayPrototype$ = redefineAll({}, proto);
-  redefineAll($TypedArrayPrototype$, $iterators);
-  hide($TypedArrayPrototype$, ITERATOR, $iterators.values);
-  redefineAll($TypedArrayPrototype$, {
-    slice: $slice,
-    set: $set,
-    constructor: function () { /* noop */ },
-    toString: arrayToString,
-    toLocaleString: $toLocaleString
-  });
-  addGetter($TypedArrayPrototype$, 'buffer', 'b');
-  addGetter($TypedArrayPrototype$, 'byteOffset', 'o');
-  addGetter($TypedArrayPrototype$, 'byteLength', 'l');
-  addGetter($TypedArrayPrototype$, 'length', 'e');
-  dP($TypedArrayPrototype$, TAG, {
-    get: function () { return this[TYPED_ARRAY]; }
-  });
-
-  // eslint-disable-next-line max-statements
-  module.exports = function (KEY, BYTES, wrapper, CLAMPED) {
-    CLAMPED = !!CLAMPED;
-    var NAME = KEY + (CLAMPED ? 'Clamped' : '') + 'Array';
-    var GETTER = 'get' + KEY;
-    var SETTER = 'set' + KEY;
-    var TypedArray = global[NAME];
-    var Base = TypedArray || {};
-    var TAC = TypedArray && getPrototypeOf(TypedArray);
-    var FORCED = !TypedArray || !$typed.ABV;
-    var O = {};
-    var TypedArrayPrototype = TypedArray && TypedArray[PROTOTYPE];
-    var getter = function (that, index) {
-      var data = that._d;
-      return data.v[GETTER](index * BYTES + data.o, LITTLE_ENDIAN);
-    };
-    var setter = function (that, index, value) {
-      var data = that._d;
-      if (CLAMPED) value = (value = Math.round(value)) < 0 ? 0 : value > 0xff ? 0xff : value & 0xff;
-      data.v[SETTER](index * BYTES + data.o, value, LITTLE_ENDIAN);
-    };
-    var addElement = function (that, index) {
-      dP(that, index, {
-        get: function () {
-          return getter(this, index);
-        },
-        set: function (value) {
-          return setter(this, index, value);
-        },
-        enumerable: true
-      });
-    };
-    if (FORCED) {
-      TypedArray = wrapper(function (that, data, $offset, $length) {
-        anInstance(that, TypedArray, NAME, '_d');
-        var index = 0;
-        var offset = 0;
-        var buffer, byteLength, length, klass;
-        if (!isObject(data)) {
-          length = toIndex(data);
-          byteLength = length * BYTES;
-          buffer = new $ArrayBuffer(byteLength);
-        } else if (data instanceof $ArrayBuffer || (klass = classof(data)) == ARRAY_BUFFER || klass == SHARED_BUFFER) {
-          buffer = data;
-          offset = toOffset($offset, BYTES);
-          var $len = data.byteLength;
-          if ($length === undefined) {
-            if ($len % BYTES) throw RangeError(WRONG_LENGTH);
-            byteLength = $len - offset;
-            if (byteLength < 0) throw RangeError(WRONG_LENGTH);
-          } else {
-            byteLength = toLength($length) * BYTES;
-            if (byteLength + offset > $len) throw RangeError(WRONG_LENGTH);
-          }
-          length = byteLength / BYTES;
-        } else if (TYPED_ARRAY in data) {
-          return fromList(TypedArray, data);
-        } else {
-          return $from.call(TypedArray, data);
-        }
-        hide(that, '_d', {
-          b: buffer,
-          o: offset,
-          l: byteLength,
-          e: length,
-          v: new $DataView(buffer)
-        });
-        while (index < length) addElement(that, index++);
-      });
-      TypedArrayPrototype = TypedArray[PROTOTYPE] = create($TypedArrayPrototype$);
-      hide(TypedArrayPrototype, 'constructor', TypedArray);
-    } else if (!fails(function () {
-      TypedArray(1);
-    }) || !fails(function () {
-      new TypedArray(-1); // eslint-disable-line no-new
-    }) || !$iterDetect(function (iter) {
-      new TypedArray(); // eslint-disable-line no-new
-      new TypedArray(null); // eslint-disable-line no-new
-      new TypedArray(1.5); // eslint-disable-line no-new
-      new TypedArray(iter); // eslint-disable-line no-new
-    }, true)) {
-      TypedArray = wrapper(function (that, data, $offset, $length) {
-        anInstance(that, TypedArray, NAME);
-        var klass;
-        // `ws` module bug, temporarily remove validation length for Uint8Array
-        // https://github.com/websockets/ws/pull/645
-        if (!isObject(data)) return new Base(toIndex(data));
-        if (data instanceof $ArrayBuffer || (klass = classof(data)) == ARRAY_BUFFER || klass == SHARED_BUFFER) {
-          return $length !== undefined
-            ? new Base(data, toOffset($offset, BYTES), $length)
-            : $offset !== undefined
-              ? new Base(data, toOffset($offset, BYTES))
-              : new Base(data);
-        }
-        if (TYPED_ARRAY in data) return fromList(TypedArray, data);
-        return $from.call(TypedArray, data);
-      });
-      arrayForEach(TAC !== Function.prototype ? gOPN(Base).concat(gOPN(TAC)) : gOPN(Base), function (key) {
-        if (!(key in TypedArray)) hide(TypedArray, key, Base[key]);
-      });
-      TypedArray[PROTOTYPE] = TypedArrayPrototype;
-      if (!LIBRARY) TypedArrayPrototype.constructor = TypedArray;
-    }
-    var $nativeIterator = TypedArrayPrototype[ITERATOR];
-    var CORRECT_ITER_NAME = !!$nativeIterator
-      && ($nativeIterator.name == 'values' || $nativeIterator.name == undefined);
-    var $iterator = $iterators.values;
-    hide(TypedArray, TYPED_CONSTRUCTOR, true);
-    hide(TypedArrayPrototype, TYPED_ARRAY, NAME);
-    hide(TypedArrayPrototype, VIEW, true);
-    hide(TypedArrayPrototype, DEF_CONSTRUCTOR, TypedArray);
-
-    if (CLAMPED ? new TypedArray(1)[TAG] != NAME : !(TAG in TypedArrayPrototype)) {
-      dP(TypedArrayPrototype, TAG, {
-        get: function () { return NAME; }
-      });
-    }
-
-    O[NAME] = TypedArray;
-
-    $export($export.G + $export.W + $export.F * (TypedArray != Base), O);
-
-    $export($export.S, NAME, {
-      BYTES_PER_ELEMENT: BYTES
-    });
-
-    $export($export.S + $export.F * fails(function () { Base.of.call(TypedArray, 1); }), NAME, {
-      from: $from,
-      of: $of
-    });
-
-    if (!(BYTES_PER_ELEMENT in TypedArrayPrototype)) hide(TypedArrayPrototype, BYTES_PER_ELEMENT, BYTES);
-
-    $export($export.P, NAME, proto);
-
-    setSpecies(NAME);
-
-    $export($export.P + $export.F * FORCED_SET, NAME, { set: $set });
-
-    $export($export.P + $export.F * !CORRECT_ITER_NAME, NAME, $iterators);
-
-    if (!LIBRARY && TypedArrayPrototype.toString != arrayToString) TypedArrayPrototype.toString = arrayToString;
-
-    $export($export.P + $export.F * fails(function () {
-      new TypedArray(1).slice();
-    }), NAME, { slice: $slice });
-
-    $export($export.P + $export.F * (fails(function () {
-      return [1, 2].toLocaleString() != new TypedArray([1, 2]).toLocaleString();
-    }) || !fails(function () {
-      TypedArrayPrototype.toLocaleString.call([1, 2]);
-    })), NAME, { toLocaleString: $toLocaleString });
-
-    Iterators[NAME] = CORRECT_ITER_NAME ? $nativeIterator : $iterator;
-    if (!LIBRARY && !CORRECT_ITER_NAME) hide(TypedArrayPrototype, ITERATOR, $iterator);
-  };
-} else module.exports = function () { /* empty */ };
diff --git a/node_modules/core-js/modules/_typed-buffer.js b/node_modules/core-js/modules/_typed-buffer.js
deleted file mode 100644
index c24cef38c..000000000
--- a/node_modules/core-js/modules/_typed-buffer.js
+++ /dev/null
@@ -1,276 +0,0 @@
-'use strict';
-var global = require('./_global');
-var DESCRIPTORS = require('./_descriptors');
-var LIBRARY = require('./_library');
-var $typed = require('./_typed');
-var hide = require('./_hide');
-var redefineAll = require('./_redefine-all');
-var fails = require('./_fails');
-var anInstance = require('./_an-instance');
-var toInteger = require('./_to-integer');
-var toLength = require('./_to-length');
-var toIndex = require('./_to-index');
-var gOPN = require('./_object-gopn').f;
-var dP = require('./_object-dp').f;
-var arrayFill = require('./_array-fill');
-var setToStringTag = require('./_set-to-string-tag');
-var ARRAY_BUFFER = 'ArrayBuffer';
-var DATA_VIEW = 'DataView';
-var PROTOTYPE = 'prototype';
-var WRONG_LENGTH = 'Wrong length!';
-var WRONG_INDEX = 'Wrong index!';
-var $ArrayBuffer = global[ARRAY_BUFFER];
-var $DataView = global[DATA_VIEW];
-var Math = global.Math;
-var RangeError = global.RangeError;
-// eslint-disable-next-line no-shadow-restricted-names
-var Infinity = global.Infinity;
-var BaseBuffer = $ArrayBuffer;
-var abs = Math.abs;
-var pow = Math.pow;
-var floor = Math.floor;
-var log = Math.log;
-var LN2 = Math.LN2;
-var BUFFER = 'buffer';
-var BYTE_LENGTH = 'byteLength';
-var BYTE_OFFSET = 'byteOffset';
-var $BUFFER = DESCRIPTORS ? '_b' : BUFFER;
-var $LENGTH = DESCRIPTORS ? '_l' : BYTE_LENGTH;
-var $OFFSET = DESCRIPTORS ? '_o' : BYTE_OFFSET;
-
-// IEEE754 conversions based on https://github.com/feross/ieee754
-function packIEEE754(value, mLen, nBytes) {
-  var buffer = new Array(nBytes);
-  var eLen = nBytes * 8 - mLen - 1;
-  var eMax = (1 << eLen) - 1;
-  var eBias = eMax >> 1;
-  var rt = mLen === 23 ? pow(2, -24) - pow(2, -77) : 0;
-  var i = 0;
-  var s = value < 0 || value === 0 && 1 / value < 0 ? 1 : 0;
-  var e, m, c;
-  value = abs(value);
-  // eslint-disable-next-line no-self-compare
-  if (value != value || value === Infinity) {
-    // eslint-disable-next-line no-self-compare
-    m = value != value ? 1 : 0;
-    e = eMax;
-  } else {
-    e = floor(log(value) / LN2);
-    if (value * (c = pow(2, -e)) < 1) {
-      e--;
-      c *= 2;
-    }
-    if (e + eBias >= 1) {
-      value += rt / c;
-    } else {
-      value += rt * pow(2, 1 - eBias);
-    }
-    if (value * c >= 2) {
-      e++;
-      c /= 2;
-    }
-    if (e + eBias >= eMax) {
-      m = 0;
-      e = eMax;
-    } else if (e + eBias >= 1) {
-      m = (value * c - 1) * pow(2, mLen);
-      e = e + eBias;
-    } else {
-      m = value * pow(2, eBias - 1) * pow(2, mLen);
-      e = 0;
-    }
-  }
-  for (; mLen >= 8; buffer[i++] = m & 255, m /= 256, mLen -= 8);
-  e = e << mLen | m;
-  eLen += mLen;
-  for (; eLen > 0; buffer[i++] = e & 255, e /= 256, eLen -= 8);
-  buffer[--i] |= s * 128;
-  return buffer;
-}
-function unpackIEEE754(buffer, mLen, nBytes) {
-  var eLen = nBytes * 8 - mLen - 1;
-  var eMax = (1 << eLen) - 1;
-  var eBias = eMax >> 1;
-  var nBits = eLen - 7;
-  var i = nBytes - 1;
-  var s = buffer[i--];
-  var e = s & 127;
-  var m;
-  s >>= 7;
-  for (; nBits > 0; e = e * 256 + buffer[i], i--, nBits -= 8);
-  m = e & (1 << -nBits) - 1;
-  e >>= -nBits;
-  nBits += mLen;
-  for (; nBits > 0; m = m * 256 + buffer[i], i--, nBits -= 8);
-  if (e === 0) {
-    e = 1 - eBias;
-  } else if (e === eMax) {
-    return m ? NaN : s ? -Infinity : Infinity;
-  } else {
-    m = m + pow(2, mLen);
-    e = e - eBias;
-  } return (s ? -1 : 1) * m * pow(2, e - mLen);
-}
-
-function unpackI32(bytes) {
-  return bytes[3] << 24 | bytes[2] << 16 | bytes[1] << 8 | bytes[0];
-}
-function packI8(it) {
-  return [it & 0xff];
-}
-function packI16(it) {
-  return [it & 0xff, it >> 8 & 0xff];
-}
-function packI32(it) {
-  return [it & 0xff, it >> 8 & 0xff, it >> 16 & 0xff, it >> 24 & 0xff];
-}
-function packF64(it) {
-  return packIEEE754(it, 52, 8);
-}
-function packF32(it) {
-  return packIEEE754(it, 23, 4);
-}
-
-function addGetter(C, key, internal) {
-  dP(C[PROTOTYPE], key, { get: function () { return this[internal]; } });
-}
-
-function get(view, bytes, index, isLittleEndian) {
-  var numIndex = +index;
-  var intIndex = toIndex(numIndex);
-  if (intIndex + bytes > view[$LENGTH]) throw RangeError(WRONG_INDEX);
-  var store = view[$BUFFER]._b;
-  var start = intIndex + view[$OFFSET];
-  var pack = store.slice(start, start + bytes);
-  return isLittleEndian ? pack : pack.reverse();
-}
-function set(view, bytes, index, conversion, value, isLittleEndian) {
-  var numIndex = +index;
-  var intIndex = toIndex(numIndex);
-  if (intIndex + bytes > view[$LENGTH]) throw RangeError(WRONG_INDEX);
-  var store = view[$BUFFER]._b;
-  var start = intIndex + view[$OFFSET];
-  var pack = conversion(+value);
-  for (var i = 0; i < bytes; i++) store[start + i] = pack[isLittleEndian ? i : bytes - i - 1];
-}
-
-if (!$typed.ABV) {
-  $ArrayBuffer = function ArrayBuffer(length) {
-    anInstance(this, $ArrayBuffer, ARRAY_BUFFER);
-    var byteLength = toIndex(length);
-    this._b = arrayFill.call(new Array(byteLength), 0);
-    this[$LENGTH] = byteLength;
-  };
-
-  $DataView = function DataView(buffer, byteOffset, byteLength) {
-    anInstance(this, $DataView, DATA_VIEW);
-    anInstance(buffer, $ArrayBuffer, DATA_VIEW);
-    var bufferLength = buffer[$LENGTH];
-    var offset = toInteger(byteOffset);
-    if (offset < 0 || offset > bufferLength) throw RangeError('Wrong offset!');
-    byteLength = byteLength === undefined ? bufferLength - offset : toLength(byteLength);
-    if (offset + byteLength > bufferLength) throw RangeError(WRONG_LENGTH);
-    this[$BUFFER] = buffer;
-    this[$OFFSET] = offset;
-    this[$LENGTH] = byteLength;
-  };
-
-  if (DESCRIPTORS) {
-    addGetter($ArrayBuffer, BYTE_LENGTH, '_l');
-    addGetter($DataView, BUFFER, '_b');
-    addGetter($DataView, BYTE_LENGTH, '_l');
-    addGetter($DataView, BYTE_OFFSET, '_o');
-  }
-
-  redefineAll($DataView[PROTOTYPE], {
-    getInt8: function getInt8(byteOffset) {
-      return get(this, 1, byteOffset)[0] << 24 >> 24;
-    },
-    getUint8: function getUint8(byteOffset) {
-      return get(this, 1, byteOffset)[0];
-    },
-    getInt16: function getInt16(byteOffset /* , littleEndian */) {
-      var bytes = get(this, 2, byteOffset, arguments[1]);
-      return (bytes[1] << 8 | bytes[0]) << 16 >> 16;
-    },
-    getUint16: function getUint16(byteOffset /* , littleEndian */) {
-      var bytes = get(this, 2, byteOffset, arguments[1]);
-      return bytes[1] << 8 | bytes[0];
-    },
-    getInt32: function getInt32(byteOffset /* , littleEndian */) {
-      return unpackI32(get(this, 4, byteOffset, arguments[1]));
-    },
-    getUint32: function getUint32(byteOffset /* , littleEndian */) {
-      return unpackI32(get(this, 4, byteOffset, arguments[1])) >>> 0;
-    },
-    getFloat32: function getFloat32(byteOffset /* , littleEndian */) {
-      return unpackIEEE754(get(this, 4, byteOffset, arguments[1]), 23, 4);
-    },
-    getFloat64: function getFloat64(byteOffset /* , littleEndian */) {
-      return unpackIEEE754(get(this, 8, byteOffset, arguments[1]), 52, 8);
-    },
-    setInt8: function setInt8(byteOffset, value) {
-      set(this, 1, byteOffset, packI8, value);
-    },
-    setUint8: function setUint8(byteOffset, value) {
-      set(this, 1, byteOffset, packI8, value);
-    },
-    setInt16: function setInt16(byteOffset, value /* , littleEndian */) {
-      set(this, 2, byteOffset, packI16, value, arguments[2]);
-    },
-    setUint16: function setUint16(byteOffset, value /* , littleEndian */) {
-      set(this, 2, byteOffset, packI16, value, arguments[2]);
-    },
-    setInt32: function setInt32(byteOffset, value /* , littleEndian */) {
-      set(this, 4, byteOffset, packI32, value, arguments[2]);
-    },
-    setUint32: function setUint32(byteOffset, value /* , littleEndian */) {
-      set(this, 4, byteOffset, packI32, value, arguments[2]);
-    },
-    setFloat32: function setFloat32(byteOffset, value /* , littleEndian */) {
-      set(this, 4, byteOffset, packF32, value, arguments[2]);
-    },
-    setFloat64: function setFloat64(byteOffset, value /* , littleEndian */) {
-      set(this, 8, byteOffset, packF64, value, arguments[2]);
-    }
-  });
-} else {
-  if (!fails(function () {
-    $ArrayBuffer(1);
-  }) || !fails(function () {
-    new $ArrayBuffer(-1); // eslint-disable-line no-new
-  }) || fails(function () {
-    new $ArrayBuffer(); // eslint-disable-line no-new
-    new $ArrayBuffer(1.5); // eslint-disable-line no-new
-    new $ArrayBuffer(NaN); // eslint-disable-line no-new
-    return $ArrayBuffer.name != ARRAY_BUFFER;
-  })) {
-    $ArrayBuffer = function ArrayBuffer(length) {
-      anInstance(this, $ArrayBuffer);
-      return new BaseBuffer(toIndex(length));
-    };
-    var ArrayBufferProto = $ArrayBuffer[PROTOTYPE] = BaseBuffer[PROTOTYPE];
-    for (var keys = gOPN(BaseBuffer), j = 0, key; keys.length > j;) {
-      if (!((key = keys[j++]) in $ArrayBuffer)) hide($ArrayBuffer, key, BaseBuffer[key]);
-    }
-    if (!LIBRARY) ArrayBufferProto.constructor = $ArrayBuffer;
-  }
-  // iOS Safari 7.x bug
-  var view = new $DataView(new $ArrayBuffer(2));
-  var $setInt8 = $DataView[PROTOTYPE].setInt8;
-  view.setInt8(0, 2147483648);
-  view.setInt8(1, 2147483649);
-  if (view.getInt8(0) || !view.getInt8(1)) redefineAll($DataView[PROTOTYPE], {
-    setInt8: function setInt8(byteOffset, value) {
-      $setInt8.call(this, byteOffset, value << 24 >> 24);
-    },
-    setUint8: function setUint8(byteOffset, value) {
-      $setInt8.call(this, byteOffset, value << 24 >> 24);
-    }
-  }, true);
-}
-setToStringTag($ArrayBuffer, ARRAY_BUFFER);
-setToStringTag($DataView, DATA_VIEW);
-hide($DataView[PROTOTYPE], $typed.VIEW, true);
-exports[ARRAY_BUFFER] = $ArrayBuffer;
-exports[DATA_VIEW] = $DataView;
diff --git a/node_modules/core-js/modules/_typed.js b/node_modules/core-js/modules/_typed.js
deleted file mode 100644
index 8747ffd71..000000000
--- a/node_modules/core-js/modules/_typed.js
+++ /dev/null
@@ -1,28 +0,0 @@
-var global = require('./_global');
-var hide = require('./_hide');
-var uid = require('./_uid');
-var TYPED = uid('typed_array');
-var VIEW = uid('view');
-var ABV = !!(global.ArrayBuffer && global.DataView);
-var CONSTR = ABV;
-var i = 0;
-var l = 9;
-var Typed;
-
-var TypedArrayConstructors = (
-  'Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array'
-).split(',');
-
-while (i < l) {
-  if (Typed = global[TypedArrayConstructors[i++]]) {
-    hide(Typed.prototype, TYPED, true);
-    hide(Typed.prototype, VIEW, true);
-  } else CONSTR = false;
-}
-
-module.exports = {
-  ABV: ABV,
-  CONSTR: CONSTR,
-  TYPED: TYPED,
-  VIEW: VIEW
-};
diff --git a/node_modules/core-js/modules/_uid.js b/node_modules/core-js/modules/_uid.js
deleted file mode 100644
index ffbe7185f..000000000
--- a/node_modules/core-js/modules/_uid.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var id = 0;
-var px = Math.random();
-module.exports = function (key) {
-  return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36));
-};
diff --git a/node_modules/core-js/modules/_user-agent.js b/node_modules/core-js/modules/_user-agent.js
deleted file mode 100644
index 363fedc25..000000000
--- a/node_modules/core-js/modules/_user-agent.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var global = require('./_global');
-var navigator = global.navigator;
-
-module.exports = navigator && navigator.userAgent || '';
diff --git a/node_modules/core-js/modules/_validate-collection.js b/node_modules/core-js/modules/_validate-collection.js
deleted file mode 100644
index cec1ceff7..000000000
--- a/node_modules/core-js/modules/_validate-collection.js
+++ /dev/null
@@ -1,5 +0,0 @@
-var isObject = require('./_is-object');
-module.exports = function (it, TYPE) {
-  if (!isObject(it) || it._t !== TYPE) throw TypeError('Incompatible receiver, ' + TYPE + ' required!');
-  return it;
-};
diff --git a/node_modules/core-js/modules/_wks-define.js b/node_modules/core-js/modules/_wks-define.js
deleted file mode 100644
index 7284d6ada..000000000
--- a/node_modules/core-js/modules/_wks-define.js
+++ /dev/null
@@ -1,9 +0,0 @@
-var global = require('./_global');
-var core = require('./_core');
-var LIBRARY = require('./_library');
-var wksExt = require('./_wks-ext');
-var defineProperty = require('./_object-dp').f;
-module.exports = function (name) {
-  var $Symbol = core.Symbol || (core.Symbol = LIBRARY ? {} : global.Symbol || {});
-  if (name.charAt(0) != '_' && !(name in $Symbol)) defineProperty($Symbol, name, { value: wksExt.f(name) });
-};
diff --git a/node_modules/core-js/modules/_wks-ext.js b/node_modules/core-js/modules/_wks-ext.js
deleted file mode 100644
index 13bd83b16..000000000
--- a/node_modules/core-js/modules/_wks-ext.js
+++ /dev/null
@@ -1 +0,0 @@
-exports.f = require('./_wks');
diff --git a/node_modules/core-js/modules/_wks.js b/node_modules/core-js/modules/_wks.js
deleted file mode 100644
index e33f857a6..000000000
--- a/node_modules/core-js/modules/_wks.js
+++ /dev/null
@@ -1,11 +0,0 @@
-var store = require('./_shared')('wks');
-var uid = require('./_uid');
-var Symbol = require('./_global').Symbol;
-var USE_SYMBOL = typeof Symbol == 'function';
-
-var $exports = module.exports = function (name) {
-  return store[name] || (store[name] =
-    USE_SYMBOL && Symbol[name] || (USE_SYMBOL ? Symbol : uid)('Symbol.' + name));
-};
-
-$exports.store = store;
diff --git a/node_modules/core-js/modules/core.delay.js b/node_modules/core-js/modules/core.delay.js
deleted file mode 100644
index 73712c012..000000000
--- a/node_modules/core-js/modules/core.delay.js
+++ /dev/null
@@ -1,12 +0,0 @@
-var global = require('./_global');
-var core = require('./_core');
-var $export = require('./_export');
-var partial = require('./_partial');
-// https://esdiscuss.org/topic/promise-returning-delay-function
-$export($export.G + $export.F, {
-  delay: function delay(time) {
-    return new (core.Promise || global.Promise)(function (resolve) {
-      setTimeout(partial.call(resolve, true), time);
-    });
-  }
-});
diff --git a/node_modules/core-js/modules/core.dict.js b/node_modules/core-js/modules/core.dict.js
deleted file mode 100644
index 5422ad30d..000000000
--- a/node_modules/core-js/modules/core.dict.js
+++ /dev/null
@@ -1,157 +0,0 @@
-'use strict';
-var ctx = require('./_ctx');
-var $export = require('./_export');
-var createDesc = require('./_property-desc');
-var assign = require('./_object-assign');
-var create = require('./_object-create');
-var getPrototypeOf = require('./_object-gpo');
-var getKeys = require('./_object-keys');
-var dP = require('./_object-dp');
-var keyOf = require('./_keyof');
-var aFunction = require('./_a-function');
-var forOf = require('./_for-of');
-var isIterable = require('./core.is-iterable');
-var $iterCreate = require('./_iter-create');
-var step = require('./_iter-step');
-var isObject = require('./_is-object');
-var toIObject = require('./_to-iobject');
-var DESCRIPTORS = require('./_descriptors');
-var has = require('./_has');
-
-// 0 -> Dict.forEach
-// 1 -> Dict.map
-// 2 -> Dict.filter
-// 3 -> Dict.some
-// 4 -> Dict.every
-// 5 -> Dict.find
-// 6 -> Dict.findKey
-// 7 -> Dict.mapPairs
-var createDictMethod = function (TYPE) {
-  var IS_MAP = TYPE == 1;
-  var IS_EVERY = TYPE == 4;
-  return function (object, callbackfn, that /* = undefined */) {
-    var f = ctx(callbackfn, that, 3);
-    var O = toIObject(object);
-    var result = IS_MAP || TYPE == 7 || TYPE == 2
-          ? new (typeof this == 'function' ? this : Dict)() : undefined;
-    var key, val, res;
-    for (key in O) if (has(O, key)) {
-      val = O[key];
-      res = f(val, key, object);
-      if (TYPE) {
-        if (IS_MAP) result[key] = res;          // map
-        else if (res) switch (TYPE) {
-          case 2: result[key] = val; break;     // filter
-          case 3: return true;                  // some
-          case 5: return val;                   // find
-          case 6: return key;                   // findKey
-          case 7: result[res[0]] = res[1];      // mapPairs
-        } else if (IS_EVERY) return false;      // every
-      }
-    }
-    return TYPE == 3 || IS_EVERY ? IS_EVERY : result;
-  };
-};
-var findKey = createDictMethod(6);
-
-var createDictIter = function (kind) {
-  return function (it) {
-    return new DictIterator(it, kind);
-  };
-};
-var DictIterator = function (iterated, kind) {
-  this._t = toIObject(iterated); // target
-  this._a = getKeys(iterated);   // keys
-  this._i = 0;                   // next index
-  this._k = kind;                // kind
-};
-$iterCreate(DictIterator, 'Dict', function () {
-  var that = this;
-  var O = that._t;
-  var keys = that._a;
-  var kind = that._k;
-  var key;
-  do {
-    if (that._i >= keys.length) {
-      that._t = undefined;
-      return step(1);
-    }
-  } while (!has(O, key = keys[that._i++]));
-  if (kind == 'keys') return step(0, key);
-  if (kind == 'values') return step(0, O[key]);
-  return step(0, [key, O[key]]);
-});
-
-function Dict(iterable) {
-  var dict = create(null);
-  if (iterable != undefined) {
-    if (isIterable(iterable)) {
-      forOf(iterable, true, function (key, value) {
-        dict[key] = value;
-      });
-    } else assign(dict, iterable);
-  }
-  return dict;
-}
-Dict.prototype = null;
-
-function reduce(object, mapfn, init) {
-  aFunction(mapfn);
-  var O = toIObject(object);
-  var keys = getKeys(O);
-  var length = keys.length;
-  var i = 0;
-  var memo, key;
-  if (arguments.length < 3) {
-    if (!length) throw TypeError('Reduce of empty object with no initial value');
-    memo = O[keys[i++]];
-  } else memo = Object(init);
-  while (length > i) if (has(O, key = keys[i++])) {
-    memo = mapfn(memo, O[key], key, object);
-  }
-  return memo;
-}
-
-function includes(object, el) {
-  // eslint-disable-next-line no-self-compare
-  return (el == el ? keyOf(object, el) : findKey(object, function (it) {
-    // eslint-disable-next-line no-self-compare
-    return it != it;
-  })) !== undefined;
-}
-
-function get(object, key) {
-  if (has(object, key)) return object[key];
-}
-function set(object, key, value) {
-  if (DESCRIPTORS && key in Object) dP.f(object, key, createDesc(0, value));
-  else object[key] = value;
-  return object;
-}
-
-function isDict(it) {
-  return isObject(it) && getPrototypeOf(it) === Dict.prototype;
-}
-
-$export($export.G + $export.F, { Dict: Dict });
-
-$export($export.S, 'Dict', {
-  keys: createDictIter('keys'),
-  values: createDictIter('values'),
-  entries: createDictIter('entries'),
-  forEach: createDictMethod(0),
-  map: createDictMethod(1),
-  filter: createDictMethod(2),
-  some: createDictMethod(3),
-  every: createDictMethod(4),
-  find: createDictMethod(5),
-  findKey: findKey,
-  mapPairs: createDictMethod(7),
-  reduce: reduce,
-  keyOf: keyOf,
-  includes: includes,
-  has: has,
-  get: get,
-  set: set,
-  isDict: isDict
-});
diff --git a/node_modules/core-js/modules/core.function.part.js b/node_modules/core-js/modules/core.function.part.js
deleted file mode 100644
index 050154f85..000000000
--- a/node_modules/core-js/modules/core.function.part.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var path = require('./_path');
-var $export = require('./_export');
-
-// Placeholder
-require('./_core')._ = path._ = path._ || {};
-
-$export($export.P + $export.F, 'Function', { part: require('./_partial') });
diff --git a/node_modules/core-js/modules/core.get-iterator-method.js b/node_modules/core-js/modules/core.get-iterator-method.js
deleted file mode 100644
index 9b6fa62a5..000000000
--- a/node_modules/core-js/modules/core.get-iterator-method.js
+++ /dev/null
@@ -1,8 +0,0 @@
-var classof = require('./_classof');
-var ITERATOR = require('./_wks')('iterator');
-var Iterators = require('./_iterators');
-module.exports = require('./_core').getIteratorMethod = function (it) {
-  if (it != undefined) return it[ITERATOR]
-    || it['@@iterator']
-    || Iterators[classof(it)];
-};
diff --git a/node_modules/core-js/modules/core.get-iterator.js b/node_modules/core-js/modules/core.get-iterator.js
deleted file mode 100644
index 04568c86c..000000000
--- a/node_modules/core-js/modules/core.get-iterator.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var anObject = require('./_an-object');
-var get = require('./core.get-iterator-method');
-module.exports = require('./_core').getIterator = function (it) {
-  var iterFn = get(it);
-  if (typeof iterFn != 'function') throw TypeError(it + ' is not iterable!');
-  return anObject(iterFn.call(it));
-};
diff --git a/node_modules/core-js/modules/core.is-iterable.js b/node_modules/core-js/modules/core.is-iterable.js
deleted file mode 100644
index 388e5e35b..000000000
--- a/node_modules/core-js/modules/core.is-iterable.js
+++ /dev/null
@@ -1,10 +0,0 @@
-var classof = require('./_classof');
-var ITERATOR = require('./_wks')('iterator');
-var Iterators = require('./_iterators');
-module.exports = require('./_core').isIterable = function (it) {
-  var O = Object(it);
-  return O[ITERATOR] !== undefined
-    || '@@iterator' in O
-    // eslint-disable-next-line no-prototype-builtins
-    || Iterators.hasOwnProperty(classof(O));
-};
diff --git a/node_modules/core-js/modules/core.number.iterator.js b/node_modules/core-js/modules/core.number.iterator.js
deleted file mode 100644
index fa37791eb..000000000
--- a/node_modules/core-js/modules/core.number.iterator.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-require('./_iter-define')(Number, 'Number', function (iterated) {
-  this._l = +iterated;
-  this._i = 0;
-}, function () {
-  var i = this._i++;
-  var done = !(i < this._l);
-  return { done: done, value: done ? undefined : i };
-});
diff --git a/node_modules/core-js/modules/core.object.classof.js b/node_modules/core-js/modules/core.object.classof.js
deleted file mode 100644
index fe16595a5..000000000
--- a/node_modules/core-js/modules/core.object.classof.js
+++ /dev/null
@@ -1,3 +0,0 @@
-var $export = require('./_export');
-
-$export($export.S + $export.F, 'Object', { classof: require('./_classof') });
diff --git a/node_modules/core-js/modules/core.object.define.js b/node_modules/core-js/modules/core.object.define.js
deleted file mode 100644
index e4e717b58..000000000
--- a/node_modules/core-js/modules/core.object.define.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var $export = require('./_export');
-var define = require('./_object-define');
-
-$export($export.S + $export.F, 'Object', { define: define });
diff --git a/node_modules/core-js/modules/core.object.is-object.js b/node_modules/core-js/modules/core.object.is-object.js
deleted file mode 100644
index fea80b606..000000000
--- a/node_modules/core-js/modules/core.object.is-object.js
+++ /dev/null
@@ -1,3 +0,0 @@
-var $export = require('./_export');
-
-$export($export.S + $export.F, 'Object', { isObject: require('./_is-object') });
diff --git a/node_modules/core-js/modules/core.object.make.js b/node_modules/core-js/modules/core.object.make.js
deleted file mode 100644
index 51d47740a..000000000
--- a/node_modules/core-js/modules/core.object.make.js
+++ /dev/null
@@ -1,9 +0,0 @@
-var $export = require('./_export');
-var define = require('./_object-define');
-var create = require('./_object-create');
-
-$export($export.S + $export.F, 'Object', {
-  make: function (proto, mixin) {
-    return define(create(proto), mixin);
-  }
-});
diff --git a/node_modules/core-js/modules/core.regexp.escape.js b/node_modules/core-js/modules/core.regexp.escape.js
deleted file mode 100644
index 3ddd748c0..000000000
--- a/node_modules/core-js/modules/core.regexp.escape.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// https://github.com/benjamingr/RexExp.escape
-var $export = require('./_export');
-var $re = require('./_replacer')(/[\\^$*+?.()|[\]{}]/g, '\\$&');
-
-$export($export.S, 'RegExp', { escape: function escape(it) { return $re(it); } });
diff --git a/node_modules/core-js/modules/core.string.escape-html.js b/node_modules/core-js/modules/core.string.escape-html.js
deleted file mode 100644
index f96788614..000000000
--- a/node_modules/core-js/modules/core.string.escape-html.js
+++ /dev/null
@@ -1,11 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $re = require('./_replacer')(/[&<>"']/g, {
-  '&': '&amp;',
-  '<': '&lt;',
-  '>': '&gt;',
-  '"': '&quot;',
-  "'": '&apos;'
-});
-
-$export($export.P + $export.F, 'String', { escapeHTML: function escapeHTML() { return $re(this); } });
diff --git a/node_modules/core-js/modules/core.string.unescape-html.js b/node_modules/core-js/modules/core.string.unescape-html.js
deleted file mode 100644
index eb8a6cfbf..000000000
--- a/node_modules/core-js/modules/core.string.unescape-html.js
+++ /dev/null
@@ -1,11 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $re = require('./_replacer')(/&(?:amp|lt|gt|quot|apos);/g, {
-  '&amp;': '&',
-  '&lt;': '<',
-  '&gt;': '>',
-  '&quot;': '"',
-  '&apos;': "'"
-});
-
-$export($export.P + $export.F, 'String', { unescapeHTML: function unescapeHTML() { return $re(this); } });
diff --git a/node_modules/core-js/modules/es5.js b/node_modules/core-js/modules/es5.js
deleted file mode 100644
index ca10612d1..000000000
--- a/node_modules/core-js/modules/es5.js
+++ /dev/null
@@ -1,35 +0,0 @@
-// This file still here for a legacy code and will be removed in a near time
-require('./es6.object.create');
-require('./es6.object.define-property');
-require('./es6.object.define-properties');
-require('./es6.object.get-own-property-descriptor');
-require('./es6.object.get-prototype-of');
-require('./es6.object.keys');
-require('./es6.object.get-own-property-names');
-require('./es6.object.freeze');
-require('./es6.object.seal');
-require('./es6.object.prevent-extensions');
-require('./es6.object.is-frozen');
-require('./es6.object.is-sealed');
-require('./es6.object.is-extensible');
-require('./es6.function.bind');
-require('./es6.array.is-array');
-require('./es6.array.join');
-require('./es6.array.slice');
-require('./es6.array.sort');
-require('./es6.array.for-each');
-require('./es6.array.map');
-require('./es6.array.filter');
-require('./es6.array.some');
-require('./es6.array.every');
-require('./es6.array.reduce');
-require('./es6.array.reduce-right');
-require('./es6.array.index-of');
-require('./es6.array.last-index-of');
-require('./es6.date.now');
-require('./es6.date.to-iso-string');
-require('./es6.date.to-json');
-require('./es6.parse-int');
-require('./es6.parse-float');
-require('./es6.string.trim');
-require('./es6.regexp.to-string');
diff --git a/node_modules/core-js/modules/es6.array.copy-within.js b/node_modules/core-js/modules/es6.array.copy-within.js
deleted file mode 100644
index f866a9591..000000000
--- a/node_modules/core-js/modules/es6.array.copy-within.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// 22.1.3.3 Array.prototype.copyWithin(target, start, end = this.length)
-var $export = require('./_export');
-
-$export($export.P, 'Array', { copyWithin: require('./_array-copy-within') });
-
-require('./_add-to-unscopables')('copyWithin');
diff --git a/node_modules/core-js/modules/es6.array.every.js b/node_modules/core-js/modules/es6.array.every.js
deleted file mode 100644
index cfd448f5c..000000000
--- a/node_modules/core-js/modules/es6.array.every.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $every = require('./_array-methods')(4);
-
-$export($export.P + $export.F * !require('./_strict-method')([].every, true), 'Array', {
-  // 22.1.3.5 / 15.4.4.16 Array.prototype.every(callbackfn [, thisArg])
-  every: function every(callbackfn /* , thisArg */) {
-    return $every(this, callbackfn, arguments[1]);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.fill.js b/node_modules/core-js/modules/es6.array.fill.js
deleted file mode 100644
index ac1714424..000000000
--- a/node_modules/core-js/modules/es6.array.fill.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// 22.1.3.6 Array.prototype.fill(value, start = 0, end = this.length)
-var $export = require('./_export');
-
-$export($export.P, 'Array', { fill: require('./_array-fill') });
-
-require('./_add-to-unscopables')('fill');
diff --git a/node_modules/core-js/modules/es6.array.filter.js b/node_modules/core-js/modules/es6.array.filter.js
deleted file mode 100644
index 447ecf403..000000000
--- a/node_modules/core-js/modules/es6.array.filter.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $filter = require('./_array-methods')(2);
-
-$export($export.P + $export.F * !require('./_strict-method')([].filter, true), 'Array', {
-  // 22.1.3.7 / 15.4.4.20 Array.prototype.filter(callbackfn [, thisArg])
-  filter: function filter(callbackfn /* , thisArg */) {
-    return $filter(this, callbackfn, arguments[1]);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.find-index.js b/node_modules/core-js/modules/es6.array.find-index.js
deleted file mode 100644
index 374cadd77..000000000
--- a/node_modules/core-js/modules/es6.array.find-index.js
+++ /dev/null
@@ -1,14 +0,0 @@
-'use strict';
-// 22.1.3.9 Array.prototype.findIndex(predicate, thisArg = undefined)
-var $export = require('./_export');
-var $find = require('./_array-methods')(6);
-var KEY = 'findIndex';
-var forced = true;
-// Shouldn't skip holes
-if (KEY in []) Array(1)[KEY](function () { forced = false; });
-$export($export.P + $export.F * forced, 'Array', {
-  findIndex: function findIndex(callbackfn /* , that = undefined */) {
-    return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-  }
-});
-require('./_add-to-unscopables')(KEY);
diff --git a/node_modules/core-js/modules/es6.array.find.js b/node_modules/core-js/modules/es6.array.find.js
deleted file mode 100644
index 4fbe76ce0..000000000
--- a/node_modules/core-js/modules/es6.array.find.js
+++ /dev/null
@@ -1,14 +0,0 @@
-'use strict';
-// 22.1.3.8 Array.prototype.find(predicate, thisArg = undefined)
-var $export = require('./_export');
-var $find = require('./_array-methods')(5);
-var KEY = 'find';
-var forced = true;
-// Shouldn't skip holes
-if (KEY in []) Array(1)[KEY](function () { forced = false; });
-$export($export.P + $export.F * forced, 'Array', {
-  find: function find(callbackfn /* , that = undefined */) {
-    return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-  }
-});
-require('./_add-to-unscopables')(KEY);
diff --git a/node_modules/core-js/modules/es6.array.for-each.js b/node_modules/core-js/modules/es6.array.for-each.js
deleted file mode 100644
index 525ba0740..000000000
--- a/node_modules/core-js/modules/es6.array.for-each.js
+++ /dev/null
@@ -1,11 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $forEach = require('./_array-methods')(0);
-var STRICT = require('./_strict-method')([].forEach, true);
-
-$export($export.P + $export.F * !STRICT, 'Array', {
-  // 22.1.3.10 / 15.4.4.18 Array.prototype.forEach(callbackfn [, thisArg])
-  forEach: function forEach(callbackfn /* , thisArg */) {
-    return $forEach(this, callbackfn, arguments[1]);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.from.js b/node_modules/core-js/modules/es6.array.from.js
deleted file mode 100644
index 4db38017f..000000000
--- a/node_modules/core-js/modules/es6.array.from.js
+++ /dev/null
@@ -1,37 +0,0 @@
-'use strict';
-var ctx = require('./_ctx');
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var call = require('./_iter-call');
-var isArrayIter = require('./_is-array-iter');
-var toLength = require('./_to-length');
-var createProperty = require('./_create-property');
-var getIterFn = require('./core.get-iterator-method');
-
-$export($export.S + $export.F * !require('./_iter-detect')(function (iter) { Array.from(iter); }), 'Array', {
-  // 22.1.2.1 Array.from(arrayLike, mapfn = undefined, thisArg = undefined)
-  from: function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
-    var O = toObject(arrayLike);
-    var C = typeof this == 'function' ? this : Array;
-    var aLen = arguments.length;
-    var mapfn = aLen > 1 ? arguments[1] : undefined;
-    var mapping = mapfn !== undefined;
-    var index = 0;
-    var iterFn = getIterFn(O);
-    var length, result, step, iterator;
-    if (mapping) mapfn = ctx(mapfn, aLen > 2 ? arguments[2] : undefined, 2);
-    // if object isn't iterable or it's array with default iterator - use simple case
-    if (iterFn != undefined && !(C == Array && isArrayIter(iterFn))) {
-      for (iterator = iterFn.call(O), result = new C(); !(step = iterator.next()).done; index++) {
-        createProperty(result, index, mapping ? call(iterator, mapfn, [step.value, index], true) : step.value);
-      }
-    } else {
-      length = toLength(O.length);
-      for (result = new C(length); length > index; index++) {
-        createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
-      }
-    }
-    result.length = index;
-    return result;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.index-of.js b/node_modules/core-js/modules/es6.array.index-of.js
deleted file mode 100644
index 231c92e9c..000000000
--- a/node_modules/core-js/modules/es6.array.index-of.js
+++ /dev/null
@@ -1,15 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $indexOf = require('./_array-includes')(false);
-var $native = [].indexOf;
-var NEGATIVE_ZERO = !!$native && 1 / [1].indexOf(1, -0) < 0;
-
-$export($export.P + $export.F * (NEGATIVE_ZERO || !require('./_strict-method')($native)), 'Array', {
-  // 22.1.3.11 / 15.4.4.14 Array.prototype.indexOf(searchElement [, fromIndex])
-  indexOf: function indexOf(searchElement /* , fromIndex = 0 */) {
-    return NEGATIVE_ZERO
-      // convert -0 to +0
-      ? $native.apply(this, arguments) || 0
-      : $indexOf(this, searchElement, arguments[1]);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.is-array.js b/node_modules/core-js/modules/es6.array.is-array.js
deleted file mode 100644
index 27ca6fc5b..000000000
--- a/node_modules/core-js/modules/es6.array.is-array.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 22.1.2.2 / 15.4.3.2 Array.isArray(arg)
-var $export = require('./_export');
-
-$export($export.S, 'Array', { isArray: require('./_is-array') });
diff --git a/node_modules/core-js/modules/es6.array.iterator.js b/node_modules/core-js/modules/es6.array.iterator.js
deleted file mode 100644
index c64e88b1b..000000000
--- a/node_modules/core-js/modules/es6.array.iterator.js
+++ /dev/null
@@ -1,34 +0,0 @@
-'use strict';
-var addToUnscopables = require('./_add-to-unscopables');
-var step = require('./_iter-step');
-var Iterators = require('./_iterators');
-var toIObject = require('./_to-iobject');
-
-// 22.1.3.4 Array.prototype.entries()
-// 22.1.3.13 Array.prototype.keys()
-// 22.1.3.29 Array.prototype.values()
-// 22.1.3.30 Array.prototype[@@iterator]()
-module.exports = require('./_iter-define')(Array, 'Array', function (iterated, kind) {
-  this._t = toIObject(iterated); // target
-  this._i = 0;                   // next index
-  this._k = kind;                // kind
-// 22.1.5.2.1 %ArrayIteratorPrototype%.next()
-}, function () {
-  var O = this._t;
-  var kind = this._k;
-  var index = this._i++;
-  if (!O || index >= O.length) {
-    this._t = undefined;
-    return step(1);
-  }
-  if (kind == 'keys') return step(0, index);
-  if (kind == 'values') return step(0, O[index]);
-  return step(0, [index, O[index]]);
-}, 'values');
-
-// argumentsList[@@iterator] is %ArrayProto_values% (9.4.4.6, 9.4.4.7)
-Iterators.Arguments = Iterators.Array;
-
-addToUnscopables('keys');
-addToUnscopables('values');
-addToUnscopables('entries');
diff --git a/node_modules/core-js/modules/es6.array.join.js b/node_modules/core-js/modules/es6.array.join.js
deleted file mode 100644
index 48e55d2e3..000000000
--- a/node_modules/core-js/modules/es6.array.join.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-// 22.1.3.13 Array.prototype.join(separator)
-var $export = require('./_export');
-var toIObject = require('./_to-iobject');
-var arrayJoin = [].join;
-
-// fallback for not array-like strings
-$export($export.P + $export.F * (require('./_iobject') != Object || !require('./_strict-method')(arrayJoin)), 'Array', {
-  join: function join(separator) {
-    return arrayJoin.call(toIObject(this), separator === undefined ? ',' : separator);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.last-index-of.js b/node_modules/core-js/modules/es6.array.last-index-of.js
deleted file mode 100644
index 1f70e340d..000000000
--- a/node_modules/core-js/modules/es6.array.last-index-of.js
+++ /dev/null
@@ -1,22 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toIObject = require('./_to-iobject');
-var toInteger = require('./_to-integer');
-var toLength = require('./_to-length');
-var $native = [].lastIndexOf;
-var NEGATIVE_ZERO = !!$native && 1 / [1].lastIndexOf(1, -0) < 0;
-
-$export($export.P + $export.F * (NEGATIVE_ZERO || !require('./_strict-method')($native)), 'Array', {
-  // 22.1.3.14 / 15.4.4.15 Array.prototype.lastIndexOf(searchElement [, fromIndex])
-  lastIndexOf: function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {
-    // convert -0 to +0
-    if (NEGATIVE_ZERO) return $native.apply(this, arguments) || 0;
-    var O = toIObject(this);
-    var length = toLength(O.length);
-    var index = length - 1;
-    if (arguments.length > 1) index = Math.min(index, toInteger(arguments[1]));
-    if (index < 0) index = length + index;
-    for (;index >= 0; index--) if (index in O) if (O[index] === searchElement) return index || 0;
-    return -1;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.map.js b/node_modules/core-js/modules/es6.array.map.js
deleted file mode 100644
index 1326033f1..000000000
--- a/node_modules/core-js/modules/es6.array.map.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $map = require('./_array-methods')(1);
-
-$export($export.P + $export.F * !require('./_strict-method')([].map, true), 'Array', {
-  // 22.1.3.15 / 15.4.4.19 Array.prototype.map(callbackfn [, thisArg])
-  map: function map(callbackfn /* , thisArg */) {
-    return $map(this, callbackfn, arguments[1]);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.of.js b/node_modules/core-js/modules/es6.array.of.js
deleted file mode 100644
index b83e058c1..000000000
--- a/node_modules/core-js/modules/es6.array.of.js
+++ /dev/null
@@ -1,19 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var createProperty = require('./_create-property');
-
-// WebKit Array.of isn't generic
-$export($export.S + $export.F * require('./_fails')(function () {
-  function F() { /* empty */ }
-  return !(Array.of.call(F) instanceof F);
-}), 'Array', {
-  // 22.1.2.3 Array.of( ...items)
-  of: function of(/* ...args */) {
-    var index = 0;
-    var aLen = arguments.length;
-    var result = new (typeof this == 'function' ? this : Array)(aLen);
-    while (aLen > index) createProperty(result, index, arguments[index++]);
-    result.length = aLen;
-    return result;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.reduce-right.js b/node_modules/core-js/modules/es6.array.reduce-right.js
deleted file mode 100644
index 168e421d8..000000000
--- a/node_modules/core-js/modules/es6.array.reduce-right.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $reduce = require('./_array-reduce');
-
-$export($export.P + $export.F * !require('./_strict-method')([].reduceRight, true), 'Array', {
-  // 22.1.3.19 / 15.4.4.22 Array.prototype.reduceRight(callbackfn [, initialValue])
-  reduceRight: function reduceRight(callbackfn /* , initialValue */) {
-    return $reduce(this, callbackfn, arguments.length, arguments[1], true);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.reduce.js b/node_modules/core-js/modules/es6.array.reduce.js
deleted file mode 100644
index f4e476121..000000000
--- a/node_modules/core-js/modules/es6.array.reduce.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $reduce = require('./_array-reduce');
-
-$export($export.P + $export.F * !require('./_strict-method')([].reduce, true), 'Array', {
-  // 22.1.3.18 / 15.4.4.21 Array.prototype.reduce(callbackfn [, initialValue])
-  reduce: function reduce(callbackfn /* , initialValue */) {
-    return $reduce(this, callbackfn, arguments.length, arguments[1], false);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.slice.js b/node_modules/core-js/modules/es6.array.slice.js
deleted file mode 100644
index bdd496ecb..000000000
--- a/node_modules/core-js/modules/es6.array.slice.js
+++ /dev/null
@@ -1,28 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var html = require('./_html');
-var cof = require('./_cof');
-var toAbsoluteIndex = require('./_to-absolute-index');
-var toLength = require('./_to-length');
-var arraySlice = [].slice;
-
-// fallback for not array-like ES3 strings and DOM objects
-$export($export.P + $export.F * require('./_fails')(function () {
-  if (html) arraySlice.call(html);
-}), 'Array', {
-  slice: function slice(begin, end) {
-    var len = toLength(this.length);
-    var klass = cof(this);
-    end = end === undefined ? len : end;
-    if (klass == 'Array') return arraySlice.call(this, begin, end);
-    var start = toAbsoluteIndex(begin, len);
-    var upTo = toAbsoluteIndex(end, len);
-    var size = toLength(upTo - start);
-    var cloned = new Array(size);
-    var i = 0;
-    for (; i < size; i++) cloned[i] = klass == 'String'
-      ? this.charAt(start + i)
-      : this[start + i];
-    return cloned;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.some.js b/node_modules/core-js/modules/es6.array.some.js
deleted file mode 100644
index 14c5eec26..000000000
--- a/node_modules/core-js/modules/es6.array.some.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $some = require('./_array-methods')(3);
-
-$export($export.P + $export.F * !require('./_strict-method')([].some, true), 'Array', {
-  // 22.1.3.23 / 15.4.4.17 Array.prototype.some(callbackfn [, thisArg])
-  some: function some(callbackfn /* , thisArg */) {
-    return $some(this, callbackfn, arguments[1]);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.sort.js b/node_modules/core-js/modules/es6.array.sort.js
deleted file mode 100644
index 39817ffae..000000000
--- a/node_modules/core-js/modules/es6.array.sort.js
+++ /dev/null
@@ -1,23 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var aFunction = require('./_a-function');
-var toObject = require('./_to-object');
-var fails = require('./_fails');
-var $sort = [].sort;
-var test = [1, 2, 3];
-
-$export($export.P + $export.F * (fails(function () {
-  // IE8-
-  test.sort(undefined);
-}) || !fails(function () {
-  // V8 bug
-  test.sort(null);
-  // Old WebKit
-}) || !require('./_strict-method')($sort)), 'Array', {
-  // 22.1.3.25 Array.prototype.sort(comparefn)
-  sort: function sort(comparefn) {
-    return comparefn === undefined
-      ? $sort.call(toObject(this))
-      : $sort.call(toObject(this), aFunction(comparefn));
-  }
-});
diff --git a/node_modules/core-js/modules/es6.array.species.js b/node_modules/core-js/modules/es6.array.species.js
deleted file mode 100644
index ce0b8917f..000000000
--- a/node_modules/core-js/modules/es6.array.species.js
+++ /dev/null
@@ -1 +0,0 @@
-require('./_set-species')('Array');
diff --git a/node_modules/core-js/modules/es6.date.now.js b/node_modules/core-js/modules/es6.date.now.js
deleted file mode 100644
index 65f134e56..000000000
--- a/node_modules/core-js/modules/es6.date.now.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.3.3.1 / 15.9.4.4 Date.now()
-var $export = require('./_export');
-
-$export($export.S, 'Date', { now: function () { return new Date().getTime(); } });
diff --git a/node_modules/core-js/modules/es6.date.to-iso-string.js b/node_modules/core-js/modules/es6.date.to-iso-string.js
deleted file mode 100644
index 13b27818c..000000000
--- a/node_modules/core-js/modules/es6.date.to-iso-string.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 20.3.4.36 / 15.9.5.43 Date.prototype.toISOString()
-var $export = require('./_export');
-var toISOString = require('./_date-to-iso-string');
-
-// PhantomJS / old WebKit has a broken implementations
-$export($export.P + $export.F * (Date.prototype.toISOString !== toISOString), 'Date', {
-  toISOString: toISOString
-});
diff --git a/node_modules/core-js/modules/es6.date.to-json.js b/node_modules/core-js/modules/es6.date.to-json.js
deleted file mode 100644
index 1508e0428..000000000
--- a/node_modules/core-js/modules/es6.date.to-json.js
+++ /dev/null
@@ -1,16 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var toPrimitive = require('./_to-primitive');
-
-$export($export.P + $export.F * require('./_fails')(function () {
-  return new Date(NaN).toJSON() !== null
-    || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
-}), 'Date', {
-  // eslint-disable-next-line no-unused-vars
-  toJSON: function toJSON(key) {
-    var O = toObject(this);
-    var pv = toPrimitive(O);
-    return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();
-  }
-});
diff --git a/node_modules/core-js/modules/es6.date.to-primitive.js b/node_modules/core-js/modules/es6.date.to-primitive.js
deleted file mode 100644
index 41754b9c2..000000000
--- a/node_modules/core-js/modules/es6.date.to-primitive.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var TO_PRIMITIVE = require('./_wks')('toPrimitive');
-var proto = Date.prototype;
-
-if (!(TO_PRIMITIVE in proto)) require('./_hide')(proto, TO_PRIMITIVE, require('./_date-to-primitive'));
diff --git a/node_modules/core-js/modules/es6.date.to-string.js b/node_modules/core-js/modules/es6.date.to-string.js
deleted file mode 100644
index 15ee75ac1..000000000
--- a/node_modules/core-js/modules/es6.date.to-string.js
+++ /dev/null
@@ -1,12 +0,0 @@
-var DateProto = Date.prototype;
-var INVALID_DATE = 'Invalid Date';
-var TO_STRING = 'toString';
-var $toString = DateProto[TO_STRING];
-var getTime = DateProto.getTime;
-if (new Date(NaN) + '' != INVALID_DATE) {
-  require('./_redefine')(DateProto, TO_STRING, function toString() {
-    var value = getTime.call(this);
-    // eslint-disable-next-line no-self-compare
-    return value === value ? $toString.call(this) : INVALID_DATE;
-  });
-}
diff --git a/node_modules/core-js/modules/es6.function.bind.js b/node_modules/core-js/modules/es6.function.bind.js
deleted file mode 100644
index 38e84e1ac..000000000
--- a/node_modules/core-js/modules/es6.function.bind.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 19.2.3.2 / 15.3.4.5 Function.prototype.bind(thisArg, args...)
-var $export = require('./_export');
-
-$export($export.P, 'Function', { bind: require('./_bind') });
diff --git a/node_modules/core-js/modules/es6.function.has-instance.js b/node_modules/core-js/modules/es6.function.has-instance.js
deleted file mode 100644
index 7556ed9bd..000000000
--- a/node_modules/core-js/modules/es6.function.has-instance.js
+++ /dev/null
@@ -1,13 +0,0 @@
-'use strict';
-var isObject = require('./_is-object');
-var getPrototypeOf = require('./_object-gpo');
-var HAS_INSTANCE = require('./_wks')('hasInstance');
-var FunctionProto = Function.prototype;
-// 19.2.3.6 Function.prototype[@@hasInstance](V)
-if (!(HAS_INSTANCE in FunctionProto)) require('./_object-dp').f(FunctionProto, HAS_INSTANCE, { value: function (O) {
-  if (typeof this != 'function' || !isObject(O)) return false;
-  if (!isObject(this.prototype)) return O instanceof this;
-  // for environment w/o native `@@hasInstance` logic enough `instanceof`, but add this:
-  while (O = getPrototypeOf(O)) if (this.prototype === O) return true;
-  return false;
-} });
diff --git a/node_modules/core-js/modules/es6.function.name.js b/node_modules/core-js/modules/es6.function.name.js
deleted file mode 100644
index 05dd333f8..000000000
--- a/node_modules/core-js/modules/es6.function.name.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var dP = require('./_object-dp').f;
-var FProto = Function.prototype;
-var nameRE = /^\s*function ([^ (]*)/;
-var NAME = 'name';
-
-// 19.2.4.2 name
-NAME in FProto || require('./_descriptors') && dP(FProto, NAME, {
-  configurable: true,
-  get: function () {
-    try {
-      return ('' + this).match(nameRE)[1];
-    } catch (e) {
-      return '';
-    }
-  }
-});
diff --git a/node_modules/core-js/modules/es6.map.js b/node_modules/core-js/modules/es6.map.js
deleted file mode 100644
index a282f0222..000000000
--- a/node_modules/core-js/modules/es6.map.js
+++ /dev/null
@@ -1,19 +0,0 @@
-'use strict';
-var strong = require('./_collection-strong');
-var validate = require('./_validate-collection');
-var MAP = 'Map';
-
-// 23.1 Map Objects
-module.exports = require('./_collection')(MAP, function (get) {
-  return function Map() { return get(this, arguments.length > 0 ? arguments[0] : undefined); };
-}, {
-  // 23.1.3.6 Map.prototype.get(key)
-  get: function get(key) {
-    var entry = strong.getEntry(validate(this, MAP), key);
-    return entry && entry.v;
-  },
-  // 23.1.3.9 Map.prototype.set(key, value)
-  set: function set(key, value) {
-    return strong.def(validate(this, MAP), key === 0 ? 0 : key, value);
-  }
-}, strong, true);
diff --git a/node_modules/core-js/modules/es6.math.acosh.js b/node_modules/core-js/modules/es6.math.acosh.js
deleted file mode 100644
index 8a8989ebb..000000000
--- a/node_modules/core-js/modules/es6.math.acosh.js
+++ /dev/null
@@ -1,18 +0,0 @@
-// 20.2.2.3 Math.acosh(x)
-var $export = require('./_export');
-var log1p = require('./_math-log1p');
-var sqrt = Math.sqrt;
-var $acosh = Math.acosh;
-
-$export($export.S + $export.F * !($acosh
-  // V8 bug: https://code.google.com/p/v8/issues/detail?id=3509
-  && Math.floor($acosh(Number.MAX_VALUE)) == 710
-  // Tor Browser bug: Math.acosh(Infinity) -> NaN
-  && $acosh(Infinity) == Infinity
-), 'Math', {
-  acosh: function acosh(x) {
-    return (x = +x) < 1 ? NaN : x > 94906265.62425156
-      ? Math.log(x) + Math.LN2
-      : log1p(x - 1 + sqrt(x - 1) * sqrt(x + 1));
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.asinh.js b/node_modules/core-js/modules/es6.math.asinh.js
deleted file mode 100644
index ddf466628..000000000
--- a/node_modules/core-js/modules/es6.math.asinh.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// 20.2.2.5 Math.asinh(x)
-var $export = require('./_export');
-var $asinh = Math.asinh;
-
-function asinh(x) {
-  return !isFinite(x = +x) || x == 0 ? x : x < 0 ? -asinh(-x) : Math.log(x + Math.sqrt(x * x + 1));
-}
-
-// Tor Browser bug: Math.asinh(0) -> -0
-$export($export.S + $export.F * !($asinh && 1 / $asinh(0) > 0), 'Math', { asinh: asinh });
diff --git a/node_modules/core-js/modules/es6.math.atanh.js b/node_modules/core-js/modules/es6.math.atanh.js
deleted file mode 100644
index af3c3e809..000000000
--- a/node_modules/core-js/modules/es6.math.atanh.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// 20.2.2.7 Math.atanh(x)
-var $export = require('./_export');
-var $atanh = Math.atanh;
-
-// Tor Browser bug: Math.atanh(-0) -> 0
-$export($export.S + $export.F * !($atanh && 1 / $atanh(-0) < 0), 'Math', {
-  atanh: function atanh(x) {
-    return (x = +x) == 0 ? x : Math.log((1 + x) / (1 - x)) / 2;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.cbrt.js b/node_modules/core-js/modules/es6.math.cbrt.js
deleted file mode 100644
index e45ac4445..000000000
--- a/node_modules/core-js/modules/es6.math.cbrt.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 20.2.2.9 Math.cbrt(x)
-var $export = require('./_export');
-var sign = require('./_math-sign');
-
-$export($export.S, 'Math', {
-  cbrt: function cbrt(x) {
-    return sign(x = +x) * Math.pow(Math.abs(x), 1 / 3);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.clz32.js b/node_modules/core-js/modules/es6.math.clz32.js
deleted file mode 100644
index 1e4d7e19c..000000000
--- a/node_modules/core-js/modules/es6.math.clz32.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 20.2.2.11 Math.clz32(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  clz32: function clz32(x) {
-    return (x >>>= 0) ? 31 - Math.floor(Math.log(x + 0.5) * Math.LOG2E) : 32;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.cosh.js b/node_modules/core-js/modules/es6.math.cosh.js
deleted file mode 100644
index 1e0cffc1a..000000000
--- a/node_modules/core-js/modules/es6.math.cosh.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 20.2.2.12 Math.cosh(x)
-var $export = require('./_export');
-var exp = Math.exp;
-
-$export($export.S, 'Math', {
-  cosh: function cosh(x) {
-    return (exp(x = +x) + exp(-x)) / 2;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.expm1.js b/node_modules/core-js/modules/es6.math.expm1.js
deleted file mode 100644
index da4c90df8..000000000
--- a/node_modules/core-js/modules/es6.math.expm1.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 20.2.2.14 Math.expm1(x)
-var $export = require('./_export');
-var $expm1 = require('./_math-expm1');
-
-$export($export.S + $export.F * ($expm1 != Math.expm1), 'Math', { expm1: $expm1 });
diff --git a/node_modules/core-js/modules/es6.math.fround.js b/node_modules/core-js/modules/es6.math.fround.js
deleted file mode 100644
index 9c262f2ec..000000000
--- a/node_modules/core-js/modules/es6.math.fround.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.2.2.16 Math.fround(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', { fround: require('./_math-fround') });
diff --git a/node_modules/core-js/modules/es6.math.hypot.js b/node_modules/core-js/modules/es6.math.hypot.js
deleted file mode 100644
index 41ffdb27a..000000000
--- a/node_modules/core-js/modules/es6.math.hypot.js
+++ /dev/null
@@ -1,25 +0,0 @@
-// 20.2.2.17 Math.hypot([value1[, value2[, … ]]])
-var $export = require('./_export');
-var abs = Math.abs;
-
-$export($export.S, 'Math', {
-  hypot: function hypot(value1, value2) { // eslint-disable-line no-unused-vars
-    var sum = 0;
-    var i = 0;
-    var aLen = arguments.length;
-    var larg = 0;
-    var arg, div;
-    while (i < aLen) {
-      arg = abs(arguments[i++]);
-      if (larg < arg) {
-        div = larg / arg;
-        sum = sum * div * div + 1;
-        larg = arg;
-      } else if (arg > 0) {
-        div = arg / larg;
-        sum += div * div;
-      } else sum += arg;
-    }
-    return larg === Infinity ? Infinity : larg * Math.sqrt(sum);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.imul.js b/node_modules/core-js/modules/es6.math.imul.js
deleted file mode 100644
index 96e683d25..000000000
--- a/node_modules/core-js/modules/es6.math.imul.js
+++ /dev/null
@@ -1,17 +0,0 @@
-// 20.2.2.18 Math.imul(x, y)
-var $export = require('./_export');
-var $imul = Math.imul;
-
-// some WebKit versions fails with big numbers, some has wrong arity
-$export($export.S + $export.F * require('./_fails')(function () {
-  return $imul(0xffffffff, 5) != -5 || $imul.length != 2;
-}), 'Math', {
-  imul: function imul(x, y) {
-    var UINT16 = 0xffff;
-    var xn = +x;
-    var yn = +y;
-    var xl = UINT16 & xn;
-    var yl = UINT16 & yn;
-    return 0 | xl * yl + ((UINT16 & xn >>> 16) * yl + xl * (UINT16 & yn >>> 16) << 16 >>> 0);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.log10.js b/node_modules/core-js/modules/es6.math.log10.js
deleted file mode 100644
index 9ee8ae68f..000000000
--- a/node_modules/core-js/modules/es6.math.log10.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 20.2.2.21 Math.log10(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  log10: function log10(x) {
-    return Math.log(x) * Math.LOG10E;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.log1p.js b/node_modules/core-js/modules/es6.math.log1p.js
deleted file mode 100644
index 62959800a..000000000
--- a/node_modules/core-js/modules/es6.math.log1p.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.2.2.20 Math.log1p(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', { log1p: require('./_math-log1p') });
diff --git a/node_modules/core-js/modules/es6.math.log2.js b/node_modules/core-js/modules/es6.math.log2.js
deleted file mode 100644
index 03d127cba..000000000
--- a/node_modules/core-js/modules/es6.math.log2.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 20.2.2.22 Math.log2(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  log2: function log2(x) {
-    return Math.log(x) / Math.LN2;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.sign.js b/node_modules/core-js/modules/es6.math.sign.js
deleted file mode 100644
index 981f69e56..000000000
--- a/node_modules/core-js/modules/es6.math.sign.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.2.2.28 Math.sign(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', { sign: require('./_math-sign') });
diff --git a/node_modules/core-js/modules/es6.math.sinh.js b/node_modules/core-js/modules/es6.math.sinh.js
deleted file mode 100644
index 57606333c..000000000
--- a/node_modules/core-js/modules/es6.math.sinh.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// 20.2.2.30 Math.sinh(x)
-var $export = require('./_export');
-var expm1 = require('./_math-expm1');
-var exp = Math.exp;
-
-// V8 near Chromium 38 has a problem with very small numbers
-$export($export.S + $export.F * require('./_fails')(function () {
-  return !Math.sinh(-2e-17) != -2e-17;
-}), 'Math', {
-  sinh: function sinh(x) {
-    return Math.abs(x = +x) < 1
-      ? (expm1(x) - expm1(-x)) / 2
-      : (exp(x - 1) - exp(-x - 1)) * (Math.E / 2);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.tanh.js b/node_modules/core-js/modules/es6.math.tanh.js
deleted file mode 100644
index 0d3135b0f..000000000
--- a/node_modules/core-js/modules/es6.math.tanh.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// 20.2.2.33 Math.tanh(x)
-var $export = require('./_export');
-var expm1 = require('./_math-expm1');
-var exp = Math.exp;
-
-$export($export.S, 'Math', {
-  tanh: function tanh(x) {
-    var a = expm1(x = +x);
-    var b = expm1(-x);
-    return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp(x) + exp(-x));
-  }
-});
diff --git a/node_modules/core-js/modules/es6.math.trunc.js b/node_modules/core-js/modules/es6.math.trunc.js
deleted file mode 100644
index 35ddb8086..000000000
--- a/node_modules/core-js/modules/es6.math.trunc.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 20.2.2.34 Math.trunc(x)
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  trunc: function trunc(it) {
-    return (it > 0 ? Math.floor : Math.ceil)(it);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.number.constructor.js b/node_modules/core-js/modules/es6.number.constructor.js
deleted file mode 100644
index aee40e9ac..000000000
--- a/node_modules/core-js/modules/es6.number.constructor.js
+++ /dev/null
@@ -1,69 +0,0 @@
-'use strict';
-var global = require('./_global');
-var has = require('./_has');
-var cof = require('./_cof');
-var inheritIfRequired = require('./_inherit-if-required');
-var toPrimitive = require('./_to-primitive');
-var fails = require('./_fails');
-var gOPN = require('./_object-gopn').f;
-var gOPD = require('./_object-gopd').f;
-var dP = require('./_object-dp').f;
-var $trim = require('./_string-trim').trim;
-var NUMBER = 'Number';
-var $Number = global[NUMBER];
-var Base = $Number;
-var proto = $Number.prototype;
-// Opera ~12 has broken Object#toString
-var BROKEN_COF = cof(require('./_object-create')(proto)) == NUMBER;
-var TRIM = 'trim' in String.prototype;
-
-// 7.1.3 ToNumber(argument)
-var toNumber = function (argument) {
-  var it = toPrimitive(argument, false);
-  if (typeof it == 'string' && it.length > 2) {
-    it = TRIM ? it.trim() : $trim(it, 3);
-    var first = it.charCodeAt(0);
-    var third, radix, maxCode;
-    if (first === 43 || first === 45) {
-      third = it.charCodeAt(2);
-      if (third === 88 || third === 120) return NaN; // Number('+0x1') should be NaN, old V8 fix
-    } else if (first === 48) {
-      switch (it.charCodeAt(1)) {
-        case 66: case 98: radix = 2; maxCode = 49; break; // fast equal /^0b[01]+$/i
-        case 79: case 111: radix = 8; maxCode = 55; break; // fast equal /^0o[0-7]+$/i
-        default: return +it;
-      }
-      for (var digits = it.slice(2), i = 0, l = digits.length, code; i < l; i++) {
-        code = digits.charCodeAt(i);
-        // parseInt parses a string to a first unavailable symbol
-        // but ToNumber should return NaN if a string contains unavailable symbols
-        if (code < 48 || code > maxCode) return NaN;
-      } return parseInt(digits, radix);
-    }
-  } return +it;
-};
-
-if (!$Number(' 0o1') || !$Number('0b1') || $Number('+0x1')) {
-  $Number = function Number(value) {
-    var it = arguments.length < 1 ? 0 : value;
-    var that = this;
-    return that instanceof $Number
-      // check on 1..constructor(foo) case
-      && (BROKEN_COF ? fails(function () { proto.valueOf.call(that); }) : cof(that) != NUMBER)
-        ? inheritIfRequired(new Base(toNumber(it)), that, $Number) : toNumber(it);
-  };
-  for (var keys = require('./_descriptors') ? gOPN(Base) : (
-    // ES3:
-    'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +
-    // ES6 (in case, if modules with ES6 Number statics required before):
-    'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +
-    'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger'
-  ).split(','), j = 0, key; keys.length > j; j++) {
-    if (has(Base, key = keys[j]) && !has($Number, key)) {
-      dP($Number, key, gOPD(Base, key));
-    }
-  }
-  $Number.prototype = proto;
-  proto.constructor = $Number;
-  require('./_redefine')(global, NUMBER, $Number);
-}
diff --git a/node_modules/core-js/modules/es6.number.epsilon.js b/node_modules/core-js/modules/es6.number.epsilon.js
deleted file mode 100644
index 34a2ec5fa..000000000
--- a/node_modules/core-js/modules/es6.number.epsilon.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.1.2.1 Number.EPSILON
-var $export = require('./_export');
-
-$export($export.S, 'Number', { EPSILON: Math.pow(2, -52) });
diff --git a/node_modules/core-js/modules/es6.number.is-finite.js b/node_modules/core-js/modules/es6.number.is-finite.js
deleted file mode 100644
index 8719da971..000000000
--- a/node_modules/core-js/modules/es6.number.is-finite.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 20.1.2.2 Number.isFinite(number)
-var $export = require('./_export');
-var _isFinite = require('./_global').isFinite;
-
-$export($export.S, 'Number', {
-  isFinite: function isFinite(it) {
-    return typeof it == 'number' && _isFinite(it);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.number.is-integer.js b/node_modules/core-js/modules/es6.number.is-integer.js
deleted file mode 100644
index f1ab5dc4c..000000000
--- a/node_modules/core-js/modules/es6.number.is-integer.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.1.2.3 Number.isInteger(number)
-var $export = require('./_export');
-
-$export($export.S, 'Number', { isInteger: require('./_is-integer') });
diff --git a/node_modules/core-js/modules/es6.number.is-nan.js b/node_modules/core-js/modules/es6.number.is-nan.js
deleted file mode 100644
index 01d76ba28..000000000
--- a/node_modules/core-js/modules/es6.number.is-nan.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 20.1.2.4 Number.isNaN(number)
-var $export = require('./_export');
-
-$export($export.S, 'Number', {
-  isNaN: function isNaN(number) {
-    // eslint-disable-next-line no-self-compare
-    return number != number;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.number.is-safe-integer.js b/node_modules/core-js/modules/es6.number.is-safe-integer.js
deleted file mode 100644
index 004e7d16f..000000000
--- a/node_modules/core-js/modules/es6.number.is-safe-integer.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// 20.1.2.5 Number.isSafeInteger(number)
-var $export = require('./_export');
-var isInteger = require('./_is-integer');
-var abs = Math.abs;
-
-$export($export.S, 'Number', {
-  isSafeInteger: function isSafeInteger(number) {
-    return isInteger(number) && abs(number) <= 0x1fffffffffffff;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.number.max-safe-integer.js b/node_modules/core-js/modules/es6.number.max-safe-integer.js
deleted file mode 100644
index a4f248f1b..000000000
--- a/node_modules/core-js/modules/es6.number.max-safe-integer.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.1.2.6 Number.MAX_SAFE_INTEGER
-var $export = require('./_export');
-
-$export($export.S, 'Number', { MAX_SAFE_INTEGER: 0x1fffffffffffff });
diff --git a/node_modules/core-js/modules/es6.number.min-safe-integer.js b/node_modules/core-js/modules/es6.number.min-safe-integer.js
deleted file mode 100644
index 34df374bc..000000000
--- a/node_modules/core-js/modules/es6.number.min-safe-integer.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 20.1.2.10 Number.MIN_SAFE_INTEGER
-var $export = require('./_export');
-
-$export($export.S, 'Number', { MIN_SAFE_INTEGER: -0x1fffffffffffff });
diff --git a/node_modules/core-js/modules/es6.number.parse-float.js b/node_modules/core-js/modules/es6.number.parse-float.js
deleted file mode 100644
index 317c43109..000000000
--- a/node_modules/core-js/modules/es6.number.parse-float.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var $export = require('./_export');
-var $parseFloat = require('./_parse-float');
-// 20.1.2.12 Number.parseFloat(string)
-$export($export.S + $export.F * (Number.parseFloat != $parseFloat), 'Number', { parseFloat: $parseFloat });
diff --git a/node_modules/core-js/modules/es6.number.parse-int.js b/node_modules/core-js/modules/es6.number.parse-int.js
deleted file mode 100644
index cb48da28d..000000000
--- a/node_modules/core-js/modules/es6.number.parse-int.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var $export = require('./_export');
-var $parseInt = require('./_parse-int');
-// 20.1.2.13 Number.parseInt(string, radix)
-$export($export.S + $export.F * (Number.parseInt != $parseInt), 'Number', { parseInt: $parseInt });
diff --git a/node_modules/core-js/modules/es6.number.to-fixed.js b/node_modules/core-js/modules/es6.number.to-fixed.js
deleted file mode 100644
index 2bf78af91..000000000
--- a/node_modules/core-js/modules/es6.number.to-fixed.js
+++ /dev/null
@@ -1,114 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toInteger = require('./_to-integer');
-var aNumberValue = require('./_a-number-value');
-var repeat = require('./_string-repeat');
-var $toFixed = 1.0.toFixed;
-var floor = Math.floor;
-var data = [0, 0, 0, 0, 0, 0];
-var ERROR = 'Number.toFixed: incorrect invocation!';
-var ZERO = '0';
-
-var multiply = function (n, c) {
-  var i = -1;
-  var c2 = c;
-  while (++i < 6) {
-    c2 += n * data[i];
-    data[i] = c2 % 1e7;
-    c2 = floor(c2 / 1e7);
-  }
-};
-var divide = function (n) {
-  var i = 6;
-  var c = 0;
-  while (--i >= 0) {
-    c += data[i];
-    data[i] = floor(c / n);
-    c = (c % n) * 1e7;
-  }
-};
-var numToString = function () {
-  var i = 6;
-  var s = '';
-  while (--i >= 0) {
-    if (s !== '' || i === 0 || data[i] !== 0) {
-      var t = String(data[i]);
-      s = s === '' ? t : s + repeat.call(ZERO, 7 - t.length) + t;
-    }
-  } return s;
-};
-var pow = function (x, n, acc) {
-  return n === 0 ? acc : n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc);
-};
-var log = function (x) {
-  var n = 0;
-  var x2 = x;
-  while (x2 >= 4096) {
-    n += 12;
-    x2 /= 4096;
-  }
-  while (x2 >= 2) {
-    n += 1;
-    x2 /= 2;
-  } return n;
-};
-
-$export($export.P + $export.F * (!!$toFixed && (
-  0.00008.toFixed(3) !== '0.000' ||
-  0.9.toFixed(0) !== '1' ||
-  1.255.toFixed(2) !== '1.25' ||
-  1000000000000000128.0.toFixed(0) !== '1000000000000000128'
-) || !require('./_fails')(function () {
-  // V8 ~ Android 4.3-
-  $toFixed.call({});
-})), 'Number', {
-  toFixed: function toFixed(fractionDigits) {
-    var x = aNumberValue(this, ERROR);
-    var f = toInteger(fractionDigits);
-    var s = '';
-    var m = ZERO;
-    var e, z, j, k;
-    if (f < 0 || f > 20) throw RangeError(ERROR);
-    // eslint-disable-next-line no-self-compare
-    if (x != x) return 'NaN';
-    if (x <= -1e21 || x >= 1e21) return String(x);
-    if (x < 0) {
-      s = '-';
-      x = -x;
-    }
-    if (x > 1e-21) {
-      e = log(x * pow(2, 69, 1)) - 69;
-      z = e < 0 ? x * pow(2, -e, 1) : x / pow(2, e, 1);
-      z *= 0x10000000000000;
-      e = 52 - e;
-      if (e > 0) {
-        multiply(0, z);
-        j = f;
-        while (j >= 7) {
-          multiply(1e7, 0);
-          j -= 7;
-        }
-        multiply(pow(10, j, 1), 0);
-        j = e - 1;
-        while (j >= 23) {
-          divide(1 << 23);
-          j -= 23;
-        }
-        divide(1 << j);
-        multiply(1, 1);
-        divide(2);
-        m = numToString();
-      } else {
-        multiply(0, z);
-        multiply(1 << -e, 0);
-        m = numToString() + repeat.call(ZERO, f);
-      }
-    }
-    if (f > 0) {
-      k = m.length;
-      m = s + (k <= f ? '0.' + repeat.call(ZERO, f - k) + m : m.slice(0, k - f) + '.' + m.slice(k - f));
-    } else {
-      m = s + m;
-    } return m;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.number.to-precision.js b/node_modules/core-js/modules/es6.number.to-precision.js
deleted file mode 100644
index 0d92527ff..000000000
--- a/node_modules/core-js/modules/es6.number.to-precision.js
+++ /dev/null
@@ -1,18 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $fails = require('./_fails');
-var aNumberValue = require('./_a-number-value');
-var $toPrecision = 1.0.toPrecision;
-
-$export($export.P + $export.F * ($fails(function () {
-  // IE7-
-  return $toPrecision.call(1, undefined) !== '1';
-}) || !$fails(function () {
-  // V8 ~ Android 4.3-
-  $toPrecision.call({});
-})), 'Number', {
-  toPrecision: function toPrecision(precision) {
-    var that = aNumberValue(this, 'Number#toPrecision: incorrect invocation!');
-    return precision === undefined ? $toPrecision.call(that) : $toPrecision.call(that, precision);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.object.assign.js b/node_modules/core-js/modules/es6.object.assign.js
deleted file mode 100644
index d28085a7e..000000000
--- a/node_modules/core-js/modules/es6.object.assign.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 19.1.3.1 Object.assign(target, source)
-var $export = require('./_export');
-
-$export($export.S + $export.F, 'Object', { assign: require('./_object-assign') });
diff --git a/node_modules/core-js/modules/es6.object.create.js b/node_modules/core-js/modules/es6.object.create.js
deleted file mode 100644
index 70627d69c..000000000
--- a/node_modules/core-js/modules/es6.object.create.js
+++ /dev/null
@@ -1,3 +0,0 @@
-var $export = require('./_export');
-// 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties])
-$export($export.S, 'Object', { create: require('./_object-create') });
diff --git a/node_modules/core-js/modules/es6.object.define-properties.js b/node_modules/core-js/modules/es6.object.define-properties.js
deleted file mode 100644
index 5ec34214d..000000000
--- a/node_modules/core-js/modules/es6.object.define-properties.js
+++ /dev/null
@@ -1,3 +0,0 @@
-var $export = require('./_export');
-// 19.1.2.3 / 15.2.3.7 Object.defineProperties(O, Properties)
-$export($export.S + $export.F * !require('./_descriptors'), 'Object', { defineProperties: require('./_object-dps') });
diff --git a/node_modules/core-js/modules/es6.object.define-property.js b/node_modules/core-js/modules/es6.object.define-property.js
deleted file mode 100644
index 120685825..000000000
--- a/node_modules/core-js/modules/es6.object.define-property.js
+++ /dev/null
@@ -1,3 +0,0 @@
-var $export = require('./_export');
-// 19.1.2.4 / 15.2.3.6 Object.defineProperty(O, P, Attributes)
-$export($export.S + $export.F * !require('./_descriptors'), 'Object', { defineProperty: require('./_object-dp').f });
diff --git a/node_modules/core-js/modules/es6.object.freeze.js b/node_modules/core-js/modules/es6.object.freeze.js
deleted file mode 100644
index 0856ce9d7..000000000
--- a/node_modules/core-js/modules/es6.object.freeze.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 19.1.2.5 Object.freeze(O)
-var isObject = require('./_is-object');
-var meta = require('./_meta').onFreeze;
-
-require('./_object-sap')('freeze', function ($freeze) {
-  return function freeze(it) {
-    return $freeze && isObject(it) ? $freeze(meta(it)) : it;
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.get-own-property-descriptor.js b/node_modules/core-js/modules/es6.object.get-own-property-descriptor.js
deleted file mode 100644
index 9df214172..000000000
--- a/node_modules/core-js/modules/es6.object.get-own-property-descriptor.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 19.1.2.6 Object.getOwnPropertyDescriptor(O, P)
-var toIObject = require('./_to-iobject');
-var $getOwnPropertyDescriptor = require('./_object-gopd').f;
-
-require('./_object-sap')('getOwnPropertyDescriptor', function () {
-  return function getOwnPropertyDescriptor(it, key) {
-    return $getOwnPropertyDescriptor(toIObject(it), key);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.get-own-property-names.js b/node_modules/core-js/modules/es6.object.get-own-property-names.js
deleted file mode 100644
index 172f51c73..000000000
--- a/node_modules/core-js/modules/es6.object.get-own-property-names.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 19.1.2.7 Object.getOwnPropertyNames(O)
-require('./_object-sap')('getOwnPropertyNames', function () {
-  return require('./_object-gopn-ext').f;
-});
diff --git a/node_modules/core-js/modules/es6.object.get-prototype-of.js b/node_modules/core-js/modules/es6.object.get-prototype-of.js
deleted file mode 100644
index 8fe2728c0..000000000
--- a/node_modules/core-js/modules/es6.object.get-prototype-of.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 19.1.2.9 Object.getPrototypeOf(O)
-var toObject = require('./_to-object');
-var $getPrototypeOf = require('./_object-gpo');
-
-require('./_object-sap')('getPrototypeOf', function () {
-  return function getPrototypeOf(it) {
-    return $getPrototypeOf(toObject(it));
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.is-extensible.js b/node_modules/core-js/modules/es6.object.is-extensible.js
deleted file mode 100644
index 5cd4575a5..000000000
--- a/node_modules/core-js/modules/es6.object.is-extensible.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 19.1.2.11 Object.isExtensible(O)
-var isObject = require('./_is-object');
-
-require('./_object-sap')('isExtensible', function ($isExtensible) {
-  return function isExtensible(it) {
-    return isObject(it) ? $isExtensible ? $isExtensible(it) : true : false;
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.is-frozen.js b/node_modules/core-js/modules/es6.object.is-frozen.js
deleted file mode 100644
index 0ceeabbb0..000000000
--- a/node_modules/core-js/modules/es6.object.is-frozen.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 19.1.2.12 Object.isFrozen(O)
-var isObject = require('./_is-object');
-
-require('./_object-sap')('isFrozen', function ($isFrozen) {
-  return function isFrozen(it) {
-    return isObject(it) ? $isFrozen ? $isFrozen(it) : false : true;
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.is-sealed.js b/node_modules/core-js/modules/es6.object.is-sealed.js
deleted file mode 100644
index 7fa8ddedd..000000000
--- a/node_modules/core-js/modules/es6.object.is-sealed.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 19.1.2.13 Object.isSealed(O)
-var isObject = require('./_is-object');
-
-require('./_object-sap')('isSealed', function ($isSealed) {
-  return function isSealed(it) {
-    return isObject(it) ? $isSealed ? $isSealed(it) : false : true;
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.is.js b/node_modules/core-js/modules/es6.object.is.js
deleted file mode 100644
index 204d7030f..000000000
--- a/node_modules/core-js/modules/es6.object.is.js
+++ /dev/null
@@ -1,3 +0,0 @@
-// 19.1.3.10 Object.is(value1, value2)
-var $export = require('./_export');
-$export($export.S, 'Object', { is: require('./_same-value') });
diff --git a/node_modules/core-js/modules/es6.object.keys.js b/node_modules/core-js/modules/es6.object.keys.js
deleted file mode 100644
index e9dade7de..000000000
--- a/node_modules/core-js/modules/es6.object.keys.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 19.1.2.14 Object.keys(O)
-var toObject = require('./_to-object');
-var $keys = require('./_object-keys');
-
-require('./_object-sap')('keys', function () {
-  return function keys(it) {
-    return $keys(toObject(it));
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.prevent-extensions.js b/node_modules/core-js/modules/es6.object.prevent-extensions.js
deleted file mode 100644
index 2f729181f..000000000
--- a/node_modules/core-js/modules/es6.object.prevent-extensions.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 19.1.2.15 Object.preventExtensions(O)
-var isObject = require('./_is-object');
-var meta = require('./_meta').onFreeze;
-
-require('./_object-sap')('preventExtensions', function ($preventExtensions) {
-  return function preventExtensions(it) {
-    return $preventExtensions && isObject(it) ? $preventExtensions(meta(it)) : it;
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.seal.js b/node_modules/core-js/modules/es6.object.seal.js
deleted file mode 100644
index 12c3f6a3a..000000000
--- a/node_modules/core-js/modules/es6.object.seal.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// 19.1.2.17 Object.seal(O)
-var isObject = require('./_is-object');
-var meta = require('./_meta').onFreeze;
-
-require('./_object-sap')('seal', function ($seal) {
-  return function seal(it) {
-    return $seal && isObject(it) ? $seal(meta(it)) : it;
-  };
-});
diff --git a/node_modules/core-js/modules/es6.object.set-prototype-of.js b/node_modules/core-js/modules/es6.object.set-prototype-of.js
deleted file mode 100644
index 461dbd2ed..000000000
--- a/node_modules/core-js/modules/es6.object.set-prototype-of.js
+++ /dev/null
@@ -1,3 +0,0 @@
-// 19.1.3.19 Object.setPrototypeOf(O, proto)
-var $export = require('./_export');
-$export($export.S, 'Object', { setPrototypeOf: require('./_set-proto').set });
diff --git a/node_modules/core-js/modules/es6.object.to-string.js b/node_modules/core-js/modules/es6.object.to-string.js
deleted file mode 100644
index 1c7b85feb..000000000
--- a/node_modules/core-js/modules/es6.object.to-string.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-// 19.1.3.6 Object.prototype.toString()
-var classof = require('./_classof');
-var test = {};
-test[require('./_wks')('toStringTag')] = 'z';
-if (test + '' != '[object z]') {
-  require('./_redefine')(Object.prototype, 'toString', function toString() {
-    return '[object ' + classof(this) + ']';
-  }, true);
-}
diff --git a/node_modules/core-js/modules/es6.parse-float.js b/node_modules/core-js/modules/es6.parse-float.js
deleted file mode 100644
index cbf50ead5..000000000
--- a/node_modules/core-js/modules/es6.parse-float.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var $export = require('./_export');
-var $parseFloat = require('./_parse-float');
-// 18.2.4 parseFloat(string)
-$export($export.G + $export.F * (parseFloat != $parseFloat), { parseFloat: $parseFloat });
diff --git a/node_modules/core-js/modules/es6.parse-int.js b/node_modules/core-js/modules/es6.parse-int.js
deleted file mode 100644
index 7ea358e84..000000000
--- a/node_modules/core-js/modules/es6.parse-int.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var $export = require('./_export');
-var $parseInt = require('./_parse-int');
-// 18.2.5 parseInt(string, radix)
-$export($export.G + $export.F * (parseInt != $parseInt), { parseInt: $parseInt });
diff --git a/node_modules/core-js/modules/es6.promise.js b/node_modules/core-js/modules/es6.promise.js
deleted file mode 100644
index b0ff3bfcf..000000000
--- a/node_modules/core-js/modules/es6.promise.js
+++ /dev/null
@@ -1,286 +0,0 @@
-'use strict';
-var LIBRARY = require('./_library');
-var global = require('./_global');
-var ctx = require('./_ctx');
-var classof = require('./_classof');
-var $export = require('./_export');
-var isObject = require('./_is-object');
-var aFunction = require('./_a-function');
-var anInstance = require('./_an-instance');
-var forOf = require('./_for-of');
-var speciesConstructor = require('./_species-constructor');
-var task = require('./_task').set;
-var microtask = require('./_microtask')();
-var newPromiseCapabilityModule = require('./_new-promise-capability');
-var perform = require('./_perform');
-var userAgent = require('./_user-agent');
-var promiseResolve = require('./_promise-resolve');
-var PROMISE = 'Promise';
-var TypeError = global.TypeError;
-var process = global.process;
-var versions = process && process.versions;
-var v8 = versions && versions.v8 || '';
-var $Promise = global[PROMISE];
-var isNode = classof(process) == 'process';
-var empty = function () { /* empty */ };
-var Internal, newGenericPromiseCapability, OwnPromiseCapability, Wrapper;
-var newPromiseCapability = newGenericPromiseCapability = newPromiseCapabilityModule.f;
-
-var USE_NATIVE = !!function () {
-  try {
-    // correct subclassing with @@species support
-    var promise = $Promise.resolve(1);
-    var FakePromise = (promise.constructor = {})[require('./_wks')('species')] = function (exec) {
-      exec(empty, empty);
-    };
-    // unhandled rejections tracking support, NodeJS Promise without it fails @@species test
-    return (isNode || typeof PromiseRejectionEvent == 'function')
-      && promise.then(empty) instanceof FakePromise
-      // v8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables
-      // https://bugs.chromium.org/p/chromium/issues/detail?id=830565
-      // we can't detect it synchronously, so just check versions
-      && v8.indexOf('6.6') !== 0
-      && userAgent.indexOf('Chrome/66') === -1;
-  } catch (e) { /* empty */ }
-}();
-
-// helpers
-var isThenable = function (it) {
-  var then;
-  return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
-};
-var notify = function (promise, isReject) {
-  if (promise._n) return;
-  promise._n = true;
-  var chain = promise._c;
-  microtask(function () {
-    var value = promise._v;
-    var ok = promise._s == 1;
-    var i = 0;
-    var run = function (reaction) {
-      var handler = ok ? reaction.ok : reaction.fail;
-      var resolve = reaction.resolve;
-      var reject = reaction.reject;
-      var domain = reaction.domain;
-      var result, then, exited;
-      try {
-        if (handler) {
-          if (!ok) {
-            if (promise._h == 2) onHandleUnhandled(promise);
-            promise._h = 1;
-          }
-          if (handler === true) result = value;
-          else {
-            if (domain) domain.enter();
-            result = handler(value); // may throw
-            if (domain) {
-              domain.exit();
-              exited = true;
-            }
-          }
-          if (result === reaction.promise) {
-            reject(TypeError('Promise-chain cycle'));
-          } else if (then = isThenable(result)) {
-            then.call(result, resolve, reject);
-          } else resolve(result);
-        } else reject(value);
-      } catch (e) {
-        if (domain && !exited) domain.exit();
-        reject(e);
-      }
-    };
-    while (chain.length > i) run(chain[i++]); // variable length - can't use forEach
-    promise._c = [];
-    promise._n = false;
-    if (isReject && !promise._h) onUnhandled(promise);
-  });
-};
-var onUnhandled = function (promise) {
-  task.call(global, function () {
-    var value = promise._v;
-    var unhandled = isUnhandled(promise);
-    var result, handler, console;
-    if (unhandled) {
-      result = perform(function () {
-        if (isNode) {
-          process.emit('unhandledRejection', value, promise);
-        } else if (handler = global.onunhandledrejection) {
-          handler({ promise: promise, reason: value });
-        } else if ((console = global.console) && console.error) {
-          console.error('Unhandled promise rejection', value);
-        }
-      });
-      // Browsers should not trigger `rejectionHandled` event if it was handled here, NodeJS - should
-      promise._h = isNode || isUnhandled(promise) ? 2 : 1;
-    } promise._a = undefined;
-    if (unhandled && result.e) throw result.v;
-  });
-};
-var isUnhandled = function (promise) {
-  return promise._h !== 1 && (promise._a || promise._c).length === 0;
-};
-var onHandleUnhandled = function (promise) {
-  task.call(global, function () {
-    var handler;
-    if (isNode) {
-      process.emit('rejectionHandled', promise);
-    } else if (handler = global.onrejectionhandled) {
-      handler({ promise: promise, reason: promise._v });
-    }
-  });
-};
-var $reject = function (value) {
-  var promise = this;
-  if (promise._d) return;
-  promise._d = true;
-  promise = promise._w || promise; // unwrap
-  promise._v = value;
-  promise._s = 2;
-  if (!promise._a) promise._a = promise._c.slice();
-  notify(promise, true);
-};
-var $resolve = function (value) {
-  var promise = this;
-  var then;
-  if (promise._d) return;
-  promise._d = true;
-  promise = promise._w || promise; // unwrap
-  try {
-    if (promise === value) throw TypeError("Promise can't be resolved itself");
-    if (then = isThenable(value)) {
-      microtask(function () {
-        var wrapper = { _w: promise, _d: false }; // wrap
-        try {
-          then.call(value, ctx($resolve, wrapper, 1), ctx($reject, wrapper, 1));
-        } catch (e) {
-          $reject.call(wrapper, e);
-        }
-      });
-    } else {
-      promise._v = value;
-      promise._s = 1;
-      notify(promise, false);
-    }
-  } catch (e) {
-    $reject.call({ _w: promise, _d: false }, e); // wrap
-  }
-};
-
-// constructor polyfill
-if (!USE_NATIVE) {
-  // 25.4.3.1 Promise(executor)
-  $Promise = function Promise(executor) {
-    anInstance(this, $Promise, PROMISE, '_h');
-    aFunction(executor);
-    Internal.call(this);
-    try {
-      executor(ctx($resolve, this, 1), ctx($reject, this, 1));
-    } catch (err) {
-      $reject.call(this, err);
-    }
-  };
-  // eslint-disable-next-line no-unused-vars
-  Internal = function Promise(executor) {
-    this._c = [];             // <- awaiting reactions
-    this._a = undefined;      // <- checked in isUnhandled reactions
-    this._s = 0;              // <- state
-    this._d = false;          // <- done
-    this._v = undefined;      // <- value
-    this._h = 0;              // <- rejection state, 0 - default, 1 - handled, 2 - unhandled
-    this._n = false;          // <- notify
-  };
-  Internal.prototype = require('./_redefine-all')($Promise.prototype, {
-    // 25.4.5.3 Promise.prototype.then(onFulfilled, onRejected)
-    then: function then(onFulfilled, onRejected) {
-      var reaction = newPromiseCapability(speciesConstructor(this, $Promise));
-      reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
-      reaction.fail = typeof onRejected == 'function' && onRejected;
-      reaction.domain = isNode ? process.domain : undefined;
-      this._c.push(reaction);
-      if (this._a) this._a.push(reaction);
-      if (this._s) notify(this, false);
-      return reaction.promise;
-    },
-    // 25.4.5.1 Promise.prototype.catch(onRejected)
-    'catch': function (onRejected) {
-      return this.then(undefined, onRejected);
-    }
-  });
-  OwnPromiseCapability = function () {
-    var promise = new Internal();
-    this.promise = promise;
-    this.resolve = ctx($resolve, promise, 1);
-    this.reject = ctx($reject, promise, 1);
-  };
-  newPromiseCapabilityModule.f = newPromiseCapability = function (C) {
-    return C === $Promise || C === Wrapper
-      ? new OwnPromiseCapability(C)
-      : newGenericPromiseCapability(C);
-  };
-}
-
-$export($export.G + $export.W + $export.F * !USE_NATIVE, { Promise: $Promise });
-require('./_set-to-string-tag')($Promise, PROMISE);
-require('./_set-species')(PROMISE);
-Wrapper = require('./_core')[PROMISE];
-
-// statics
-$export($export.S + $export.F * !USE_NATIVE, PROMISE, {
-  // 25.4.4.5 Promise.reject(r)
-  reject: function reject(r) {
-    var capability = newPromiseCapability(this);
-    var $$reject = capability.reject;
-    $$reject(r);
-    return capability.promise;
-  }
-});
-$export($export.S + $export.F * (LIBRARY || !USE_NATIVE), PROMISE, {
-  // 25.4.4.6 Promise.resolve(x)
-  resolve: function resolve(x) {
-    return promiseResolve(LIBRARY && this === Wrapper ? $Promise : this, x);
-  }
-});
-$export($export.S + $export.F * !(USE_NATIVE && require('./_iter-detect')(function (iter) {
-  $Promise.all(iter)['catch'](empty);
-})), PROMISE, {
-  // 25.4.4.1 Promise.all(iterable)
-  all: function all(iterable) {
-    var C = this;
-    var capability = newPromiseCapability(C);
-    var resolve = capability.resolve;
-    var reject = capability.reject;
-    var result = perform(function () {
-      var values = [];
-      var index = 0;
-      var remaining = 1;
-      forOf(iterable, false, function (promise) {
-        var $index = index++;
-        var alreadyCalled = false;
-        values.push(undefined);
-        remaining++;
-        C.resolve(promise).then(function (value) {
-          if (alreadyCalled) return;
-          alreadyCalled = true;
-          values[$index] = value;
-          --remaining || resolve(values);
-        }, reject);
-      });
-      --remaining || resolve(values);
-    });
-    if (result.e) reject(result.v);
-    return capability.promise;
-  },
-  // 25.4.4.4 Promise.race(iterable)
-  race: function race(iterable) {
-    var C = this;
-    var capability = newPromiseCapability(C);
-    var reject = capability.reject;
-    var result = perform(function () {
-      forOf(iterable, false, function (promise) {
-        C.resolve(promise).then(capability.resolve, reject);
-      });
-    });
-    if (result.e) reject(result.v);
-    return capability.promise;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.apply.js b/node_modules/core-js/modules/es6.reflect.apply.js
deleted file mode 100644
index 3b9c03a91..000000000
--- a/node_modules/core-js/modules/es6.reflect.apply.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// 26.1.1 Reflect.apply(target, thisArgument, argumentsList)
-var $export = require('./_export');
-var aFunction = require('./_a-function');
-var anObject = require('./_an-object');
-var rApply = (require('./_global').Reflect || {}).apply;
-var fApply = Function.apply;
-// MS Edge argumentsList argument is optional
-$export($export.S + $export.F * !require('./_fails')(function () {
-  rApply(function () { /* empty */ });
-}), 'Reflect', {
-  apply: function apply(target, thisArgument, argumentsList) {
-    var T = aFunction(target);
-    var L = anObject(argumentsList);
-    return rApply ? rApply(T, thisArgument, L) : fApply.call(T, thisArgument, L);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.construct.js b/node_modules/core-js/modules/es6.reflect.construct.js
deleted file mode 100644
index 380addb57..000000000
--- a/node_modules/core-js/modules/es6.reflect.construct.js
+++ /dev/null
@@ -1,47 +0,0 @@
-// 26.1.2 Reflect.construct(target, argumentsList [, newTarget])
-var $export = require('./_export');
-var create = require('./_object-create');
-var aFunction = require('./_a-function');
-var anObject = require('./_an-object');
-var isObject = require('./_is-object');
-var fails = require('./_fails');
-var bind = require('./_bind');
-var rConstruct = (require('./_global').Reflect || {}).construct;
-
-// MS Edge supports only 2 arguments and argumentsList argument is optional
-// FF Nightly sets third argument as `new.target`, but does not create `this` from it
-var NEW_TARGET_BUG = fails(function () {
-  function F() { /* empty */ }
-  return !(rConstruct(function () { /* empty */ }, [], F) instanceof F);
-});
-var ARGS_BUG = !fails(function () {
-  rConstruct(function () { /* empty */ });
-});
-
-$export($export.S + $export.F * (NEW_TARGET_BUG || ARGS_BUG), 'Reflect', {
-  construct: function construct(Target, args /* , newTarget */) {
-    aFunction(Target);
-    anObject(args);
-    var newTarget = arguments.length < 3 ? Target : aFunction(arguments[2]);
-    if (ARGS_BUG && !NEW_TARGET_BUG) return rConstruct(Target, args, newTarget);
-    if (Target == newTarget) {
-      // w/o altered newTarget, optimization for 0-4 arguments
-      switch (args.length) {
-        case 0: return new Target();
-        case 1: return new Target(args[0]);
-        case 2: return new Target(args[0], args[1]);
-        case 3: return new Target(args[0], args[1], args[2]);
-        case 4: return new Target(args[0], args[1], args[2], args[3]);
-      }
-      // w/o altered newTarget, lot of arguments case
-      var $args = [null];
-      $args.push.apply($args, args);
-      return new (bind.apply(Target, $args))();
-    }
-    // with altered newTarget, not support built-in constructors
-    var proto = newTarget.prototype;
-    var instance = create(isObject(proto) ? proto : Object.prototype);
-    var result = Function.apply.call(Target, instance, args);
-    return isObject(result) ? result : instance;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.define-property.js b/node_modules/core-js/modules/es6.reflect.define-property.js
deleted file mode 100644
index be7fbde6b..000000000
--- a/node_modules/core-js/modules/es6.reflect.define-property.js
+++ /dev/null
@@ -1,23 +0,0 @@
-// 26.1.3 Reflect.defineProperty(target, propertyKey, attributes)
-var dP = require('./_object-dp');
-var $export = require('./_export');
-var anObject = require('./_an-object');
-var toPrimitive = require('./_to-primitive');
-
-// MS Edge has broken Reflect.defineProperty - throwing instead of returning false
-$export($export.S + $export.F * require('./_fails')(function () {
-  // eslint-disable-next-line no-undef
-  Reflect.defineProperty(dP.f({}, 1, { value: 1 }), 1, { value: 2 });
-}), 'Reflect', {
-  defineProperty: function defineProperty(target, propertyKey, attributes) {
-    anObject(target);
-    propertyKey = toPrimitive(propertyKey, true);
-    anObject(attributes);
-    try {
-      dP.f(target, propertyKey, attributes);
-      return true;
-    } catch (e) {
-      return false;
-    }
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.delete-property.js b/node_modules/core-js/modules/es6.reflect.delete-property.js
deleted file mode 100644
index 0902b38a9..000000000
--- a/node_modules/core-js/modules/es6.reflect.delete-property.js
+++ /dev/null
@@ -1,11 +0,0 @@
-// 26.1.4 Reflect.deleteProperty(target, propertyKey)
-var $export = require('./_export');
-var gOPD = require('./_object-gopd').f;
-var anObject = require('./_an-object');
-
-$export($export.S, 'Reflect', {
-  deleteProperty: function deleteProperty(target, propertyKey) {
-    var desc = gOPD(anObject(target), propertyKey);
-    return desc && !desc.configurable ? false : delete target[propertyKey];
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.enumerate.js b/node_modules/core-js/modules/es6.reflect.enumerate.js
deleted file mode 100644
index 9e7c76a34..000000000
--- a/node_modules/core-js/modules/es6.reflect.enumerate.js
+++ /dev/null
@@ -1,26 +0,0 @@
-'use strict';
-// 26.1.5 Reflect.enumerate(target)
-var $export = require('./_export');
-var anObject = require('./_an-object');
-var Enumerate = function (iterated) {
-  this._t = anObject(iterated); // target
-  this._i = 0;                  // next index
-  var keys = this._k = [];      // keys
-  var key;
-  for (key in iterated) keys.push(key);
-};
-require('./_iter-create')(Enumerate, 'Object', function () {
-  var that = this;
-  var keys = that._k;
-  var key;
-  do {
-    if (that._i >= keys.length) return { value: undefined, done: true };
-  } while (!((key = keys[that._i++]) in that._t));
-  return { value: key, done: false };
-});
-
-$export($export.S, 'Reflect', {
-  enumerate: function enumerate(target) {
-    return new Enumerate(target);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.get-own-property-descriptor.js b/node_modules/core-js/modules/es6.reflect.get-own-property-descriptor.js
deleted file mode 100644
index e1299f906..000000000
--- a/node_modules/core-js/modules/es6.reflect.get-own-property-descriptor.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// 26.1.7 Reflect.getOwnPropertyDescriptor(target, propertyKey)
-var gOPD = require('./_object-gopd');
-var $export = require('./_export');
-var anObject = require('./_an-object');
-
-$export($export.S, 'Reflect', {
-  getOwnPropertyDescriptor: function getOwnPropertyDescriptor(target, propertyKey) {
-    return gOPD.f(anObject(target), propertyKey);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.get-prototype-of.js b/node_modules/core-js/modules/es6.reflect.get-prototype-of.js
deleted file mode 100644
index 28351d410..000000000
--- a/node_modules/core-js/modules/es6.reflect.get-prototype-of.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// 26.1.8 Reflect.getPrototypeOf(target)
-var $export = require('./_export');
-var getProto = require('./_object-gpo');
-var anObject = require('./_an-object');
-
-$export($export.S, 'Reflect', {
-  getPrototypeOf: function getPrototypeOf(target) {
-    return getProto(anObject(target));
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.get.js b/node_modules/core-js/modules/es6.reflect.get.js
deleted file mode 100644
index a7ee76667..000000000
--- a/node_modules/core-js/modules/es6.reflect.get.js
+++ /dev/null
@@ -1,21 +0,0 @@
-// 26.1.6 Reflect.get(target, propertyKey [, receiver])
-var gOPD = require('./_object-gopd');
-var getPrototypeOf = require('./_object-gpo');
-var has = require('./_has');
-var $export = require('./_export');
-var isObject = require('./_is-object');
-var anObject = require('./_an-object');
-
-function get(target, propertyKey /* , receiver */) {
-  var receiver = arguments.length < 3 ? target : arguments[2];
-  var desc, proto;
-  if (anObject(target) === receiver) return target[propertyKey];
-  if (desc = gOPD.f(target, propertyKey)) return has(desc, 'value')
-    ? desc.value
-    : desc.get !== undefined
-      ? desc.get.call(receiver)
-      : undefined;
-  if (isObject(proto = getPrototypeOf(target))) return get(proto, propertyKey, receiver);
-}
-
-$export($export.S, 'Reflect', { get: get });
diff --git a/node_modules/core-js/modules/es6.reflect.has.js b/node_modules/core-js/modules/es6.reflect.has.js
deleted file mode 100644
index 4f5efa992..000000000
--- a/node_modules/core-js/modules/es6.reflect.has.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// 26.1.9 Reflect.has(target, propertyKey)
-var $export = require('./_export');
-
-$export($export.S, 'Reflect', {
-  has: function has(target, propertyKey) {
-    return propertyKey in target;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.is-extensible.js b/node_modules/core-js/modules/es6.reflect.is-extensible.js
deleted file mode 100644
index 700f938ac..000000000
--- a/node_modules/core-js/modules/es6.reflect.is-extensible.js
+++ /dev/null
@@ -1,11 +0,0 @@
-// 26.1.10 Reflect.isExtensible(target)
-var $export = require('./_export');
-var anObject = require('./_an-object');
-var $isExtensible = Object.isExtensible;
-
-$export($export.S, 'Reflect', {
-  isExtensible: function isExtensible(target) {
-    anObject(target);
-    return $isExtensible ? $isExtensible(target) : true;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.own-keys.js b/node_modules/core-js/modules/es6.reflect.own-keys.js
deleted file mode 100644
index 9f2424ae8..000000000
--- a/node_modules/core-js/modules/es6.reflect.own-keys.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// 26.1.11 Reflect.ownKeys(target)
-var $export = require('./_export');
-
-$export($export.S, 'Reflect', { ownKeys: require('./_own-keys') });
diff --git a/node_modules/core-js/modules/es6.reflect.prevent-extensions.js b/node_modules/core-js/modules/es6.reflect.prevent-extensions.js
deleted file mode 100644
index e1037fa19..000000000
--- a/node_modules/core-js/modules/es6.reflect.prevent-extensions.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// 26.1.12 Reflect.preventExtensions(target)
-var $export = require('./_export');
-var anObject = require('./_an-object');
-var $preventExtensions = Object.preventExtensions;
-
-$export($export.S, 'Reflect', {
-  preventExtensions: function preventExtensions(target) {
-    anObject(target);
-    try {
-      if ($preventExtensions) $preventExtensions(target);
-      return true;
-    } catch (e) {
-      return false;
-    }
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.set-prototype-of.js b/node_modules/core-js/modules/es6.reflect.set-prototype-of.js
deleted file mode 100644
index 5dae90122..000000000
--- a/node_modules/core-js/modules/es6.reflect.set-prototype-of.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// 26.1.14 Reflect.setPrototypeOf(target, proto)
-var $export = require('./_export');
-var setProto = require('./_set-proto');
-
-if (setProto) $export($export.S, 'Reflect', {
-  setPrototypeOf: function setPrototypeOf(target, proto) {
-    setProto.check(target, proto);
-    try {
-      setProto.set(target, proto);
-      return true;
-    } catch (e) {
-      return false;
-    }
-  }
-});
diff --git a/node_modules/core-js/modules/es6.reflect.set.js b/node_modules/core-js/modules/es6.reflect.set.js
deleted file mode 100644
index d809d7a4e..000000000
--- a/node_modules/core-js/modules/es6.reflect.set.js
+++ /dev/null
@@ -1,33 +0,0 @@
-// 26.1.13 Reflect.set(target, propertyKey, V [, receiver])
-var dP = require('./_object-dp');
-var gOPD = require('./_object-gopd');
-var getPrototypeOf = require('./_object-gpo');
-var has = require('./_has');
-var $export = require('./_export');
-var createDesc = require('./_property-desc');
-var anObject = require('./_an-object');
-var isObject = require('./_is-object');
-
-function set(target, propertyKey, V /* , receiver */) {
-  var receiver = arguments.length < 4 ? target : arguments[3];
-  var ownDesc = gOPD.f(anObject(target), propertyKey);
-  var existingDescriptor, proto;
-  if (!ownDesc) {
-    if (isObject(proto = getPrototypeOf(target))) {
-      return set(proto, propertyKey, V, receiver);
-    }
-    ownDesc = createDesc(0);
-  }
-  if (has(ownDesc, 'value')) {
-    if (ownDesc.writable === false || !isObject(receiver)) return false;
-    if (existingDescriptor = gOPD.f(receiver, propertyKey)) {
-      if (existingDescriptor.get || existingDescriptor.set || existingDescriptor.writable === false) return false;
-      existingDescriptor.value = V;
-      dP.f(receiver, propertyKey, existingDescriptor);
-    } else dP.f(receiver, propertyKey, createDesc(0, V));
-    return true;
-  }
-  return ownDesc.set === undefined ? false : (ownDesc.set.call(receiver, V), true);
-}
-
-$export($export.S, 'Reflect', { set: set });
diff --git a/node_modules/core-js/modules/es6.regexp.constructor.js b/node_modules/core-js/modules/es6.regexp.constructor.js
deleted file mode 100644
index 76247c32f..000000000
--- a/node_modules/core-js/modules/es6.regexp.constructor.js
+++ /dev/null
@@ -1,43 +0,0 @@
-var global = require('./_global');
-var inheritIfRequired = require('./_inherit-if-required');
-var dP = require('./_object-dp').f;
-var gOPN = require('./_object-gopn').f;
-var isRegExp = require('./_is-regexp');
-var $flags = require('./_flags');
-var $RegExp = global.RegExp;
-var Base = $RegExp;
-var proto = $RegExp.prototype;
-var re1 = /a/g;
-var re2 = /a/g;
-// "new" creates a new object, old webkit buggy here
-var CORRECT_NEW = new $RegExp(re1) !== re1;
-
-if (require('./_descriptors') && (!CORRECT_NEW || require('./_fails')(function () {
-  re2[require('./_wks')('match')] = false;
-  // RegExp constructor can alter flags and IsRegExp works correct with @@match
-  return $RegExp(re1) != re1 || $RegExp(re2) == re2 || $RegExp(re1, 'i') != '/a/i';
-}))) {
-  $RegExp = function RegExp(p, f) {
-    var tiRE = this instanceof $RegExp;
-    var piRE = isRegExp(p);
-    var fiU = f === undefined;
-    return !tiRE && piRE && p.constructor === $RegExp && fiU ? p
-      : inheritIfRequired(CORRECT_NEW
-        ? new Base(piRE && !fiU ? p.source : p, f)
-        : Base((piRE = p instanceof $RegExp) ? p.source : p, piRE && fiU ? $flags.call(p) : f)
-      , tiRE ? this : proto, $RegExp);
-  };
-  var proxy = function (key) {
-    key in $RegExp || dP($RegExp, key, {
-      configurable: true,
-      get: function () { return Base[key]; },
-      set: function (it) { Base[key] = it; }
-    });
-  };
-  for (var keys = gOPN(Base), i = 0; keys.length > i;) proxy(keys[i++]);
-  proto.constructor = $RegExp;
-  $RegExp.prototype = proto;
-  require('./_redefine')(global, 'RegExp', $RegExp);
-}
-
-require('./_set-species')('RegExp');
diff --git a/node_modules/core-js/modules/es6.regexp.flags.js b/node_modules/core-js/modules/es6.regexp.flags.js
deleted file mode 100644
index 47008680b..000000000
--- a/node_modules/core-js/modules/es6.regexp.flags.js
+++ /dev/null
@@ -1,5 +0,0 @@
-// 21.2.5.3 get RegExp.prototype.flags()
-if (require('./_descriptors') && /./g.flags != 'g') require('./_object-dp').f(RegExp.prototype, 'flags', {
-  configurable: true,
-  get: require('./_flags')
-});
diff --git a/node_modules/core-js/modules/es6.regexp.match.js b/node_modules/core-js/modules/es6.regexp.match.js
deleted file mode 100644
index 4f71de091..000000000
--- a/node_modules/core-js/modules/es6.regexp.match.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// @@match logic
-require('./_fix-re-wks')('match', 1, function (defined, MATCH, $match) {
-  // 21.1.3.11 String.prototype.match(regexp)
-  return [function match(regexp) {
-    'use strict';
-    var O = defined(this);
-    var fn = regexp == undefined ? undefined : regexp[MATCH];
-    return fn !== undefined ? fn.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));
-  }, $match];
-});
diff --git a/node_modules/core-js/modules/es6.regexp.replace.js b/node_modules/core-js/modules/es6.regexp.replace.js
deleted file mode 100644
index 75ce2df74..000000000
--- a/node_modules/core-js/modules/es6.regexp.replace.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// @@replace logic
-require('./_fix-re-wks')('replace', 2, function (defined, REPLACE, $replace) {
-  // 21.1.3.14 String.prototype.replace(searchValue, replaceValue)
-  return [function replace(searchValue, replaceValue) {
-    'use strict';
-    var O = defined(this);
-    var fn = searchValue == undefined ? undefined : searchValue[REPLACE];
-    return fn !== undefined
-      ? fn.call(searchValue, O, replaceValue)
-      : $replace.call(String(O), searchValue, replaceValue);
-  }, $replace];
-});
diff --git a/node_modules/core-js/modules/es6.regexp.search.js b/node_modules/core-js/modules/es6.regexp.search.js
deleted file mode 100644
index df80ed9af..000000000
--- a/node_modules/core-js/modules/es6.regexp.search.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// @@search logic
-require('./_fix-re-wks')('search', 1, function (defined, SEARCH, $search) {
-  // 21.1.3.15 String.prototype.search(regexp)
-  return [function search(regexp) {
-    'use strict';
-    var O = defined(this);
-    var fn = regexp == undefined ? undefined : regexp[SEARCH];
-    return fn !== undefined ? fn.call(regexp, O) : new RegExp(regexp)[SEARCH](String(O));
-  }, $search];
-});
diff --git a/node_modules/core-js/modules/es6.regexp.split.js b/node_modules/core-js/modules/es6.regexp.split.js
deleted file mode 100644
index ce796b384..000000000
--- a/node_modules/core-js/modules/es6.regexp.split.js
+++ /dev/null
@@ -1,71 +0,0 @@
-// @@split logic
-require('./_fix-re-wks')('split', 2, function (defined, SPLIT, $split) {
-  'use strict';
-  var isRegExp = require('./_is-regexp');
-  var _split = $split;
-  var $push = [].push;
-  var $SPLIT = 'split';
-  var LENGTH = 'length';
-  var LAST_INDEX = 'lastIndex';
-  if (
-    'abbc'[$SPLIT](/(b)*/)[1] == 'c' ||
-    'test'[$SPLIT](/(?:)/, -1)[LENGTH] != 4 ||
-    'ab'[$SPLIT](/(?:ab)*/)[LENGTH] != 2 ||
-    '.'[$SPLIT](/(.?)(.?)/)[LENGTH] != 4 ||
-    '.'[$SPLIT](/()()/)[LENGTH] > 1 ||
-    ''[$SPLIT](/.?/)[LENGTH]
-  ) {
-    var NPCG = /()??/.exec('')[1] === undefined; // nonparticipating capturing group
-    // based on es5-shim implementation, need to rework it
-    $split = function (separator, limit) {
-      var string = String(this);
-      if (separator === undefined && limit === 0) return [];
-      // If `separator` is not a regex, use native split
-      if (!isRegExp(separator)) return _split.call(string, separator, limit);
-      var output = [];
-      var flags = (separator.ignoreCase ? 'i' : '') +
-                  (separator.multiline ? 'm' : '') +
-                  (separator.unicode ? 'u' : '') +
-                  (separator.sticky ? 'y' : '');
-      var lastLastIndex = 0;
-      var splitLimit = limit === undefined ? 4294967295 : limit >>> 0;
-      // Make `global` and avoid `lastIndex` issues by working with a copy
-      var separatorCopy = new RegExp(separator.source, flags + 'g');
-      var separator2, match, lastIndex, lastLength, i;
-      // Doesn't need flags gy, but they don't hurt
-      if (!NPCG) separator2 = new RegExp('^' + separatorCopy.source + '$(?!\\s)', flags);
-      while (match = separatorCopy.exec(string)) {
-        // `separatorCopy.lastIndex` is not reliable cross-browser
-        lastIndex = match.index + match[0][LENGTH];
-        if (lastIndex > lastLastIndex) {
-          output.push(string.slice(lastLastIndex, match.index));
-          // Fix browsers whose `exec` methods don't consistently return `undefined` for NPCG
-          // eslint-disable-next-line no-loop-func
-          if (!NPCG && match[LENGTH] > 1) match[0].replace(separator2, function () {
-            for (i = 1; i < arguments[LENGTH] - 2; i++) if (arguments[i] === undefined) match[i] = undefined;
-          });
-          if (match[LENGTH] > 1 && match.index < string[LENGTH]) $push.apply(output, match.slice(1));
-          lastLength = match[0][LENGTH];
-          lastLastIndex = lastIndex;
-          if (output[LENGTH] >= splitLimit) break;
-        }
-        if (separatorCopy[LAST_INDEX] === match.index) separatorCopy[LAST_INDEX]++; // Avoid an infinite loop
-      }
-      if (lastLastIndex === string[LENGTH]) {
-        if (lastLength || !separatorCopy.test('')) output.push('');
-      } else output.push(string.slice(lastLastIndex));
-      return output[LENGTH] > splitLimit ? output.slice(0, splitLimit) : output;
-    };
-  // Chakra, V8
-  } else if ('0'[$SPLIT](undefined, 0)[LENGTH]) {
-    $split = function (separator, limit) {
-      return separator === undefined && limit === 0 ? [] : _split.call(this, separator, limit);
-    };
-  }
-  // 21.1.3.17 String.prototype.split(separator, limit)
-  return [function split(separator, limit) {
-    var O = defined(this);
-    var fn = separator == undefined ? undefined : separator[SPLIT];
-    return fn !== undefined ? fn.call(separator, O, limit) : $split.call(String(O), separator, limit);
-  }, $split];
-});
diff --git a/node_modules/core-js/modules/es6.regexp.to-string.js b/node_modules/core-js/modules/es6.regexp.to-string.js
deleted file mode 100644
index 33d6e6fe3..000000000
--- a/node_modules/core-js/modules/es6.regexp.to-string.js
+++ /dev/null
@@ -1,25 +0,0 @@
-'use strict';
-require('./es6.regexp.flags');
-var anObject = require('./_an-object');
-var $flags = require('./_flags');
-var DESCRIPTORS = require('./_descriptors');
-var TO_STRING = 'toString';
-var $toString = /./[TO_STRING];
-
-var define = function (fn) {
-  require('./_redefine')(RegExp.prototype, TO_STRING, fn, true);
-};
-
-// 21.2.5.14 RegExp.prototype.toString()
-if (require('./_fails')(function () { return $toString.call({ source: 'a', flags: 'b' }) != '/a/b'; })) {
-  define(function toString() {
-    var R = anObject(this);
-    return '/'.concat(R.source, '/',
-      'flags' in R ? R.flags : !DESCRIPTORS && R instanceof RegExp ? $flags.call(R) : undefined);
-  });
-// FF44- RegExp#toString has a wrong name
-} else if ($toString.name != TO_STRING) {
-  define(function toString() {
-    return $toString.call(this);
-  });
-}
diff --git a/node_modules/core-js/modules/es6.set.js b/node_modules/core-js/modules/es6.set.js
deleted file mode 100644
index 55b8bdd89..000000000
--- a/node_modules/core-js/modules/es6.set.js
+++ /dev/null
@@ -1,14 +0,0 @@
-'use strict';
-var strong = require('./_collection-strong');
-var validate = require('./_validate-collection');
-var SET = 'Set';
-
-// 23.2 Set Objects
-module.exports = require('./_collection')(SET, function (get) {
-  return function Set() { return get(this, arguments.length > 0 ? arguments[0] : undefined); };
-}, {
-  // 23.2.3.1 Set.prototype.add(value)
-  add: function add(value) {
-    return strong.def(validate(this, SET), value = value === 0 ? 0 : value, value);
-  }
-}, strong);
diff --git a/node_modules/core-js/modules/es6.string.anchor.js b/node_modules/core-js/modules/es6.string.anchor.js
deleted file mode 100644
index 3493e54c0..000000000
--- a/node_modules/core-js/modules/es6.string.anchor.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.2 String.prototype.anchor(name)
-require('./_string-html')('anchor', function (createHTML) {
-  return function anchor(name) {
-    return createHTML(this, 'a', 'name', name);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.big.js b/node_modules/core-js/modules/es6.string.big.js
deleted file mode 100644
index 38aab3414..000000000
--- a/node_modules/core-js/modules/es6.string.big.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.3 String.prototype.big()
-require('./_string-html')('big', function (createHTML) {
-  return function big() {
-    return createHTML(this, 'big', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.blink.js b/node_modules/core-js/modules/es6.string.blink.js
deleted file mode 100644
index 6188d96e3..000000000
--- a/node_modules/core-js/modules/es6.string.blink.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.4 String.prototype.blink()
-require('./_string-html')('blink', function (createHTML) {
-  return function blink() {
-    return createHTML(this, 'blink', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.bold.js b/node_modules/core-js/modules/es6.string.bold.js
deleted file mode 100644
index ff3ecb9cb..000000000
--- a/node_modules/core-js/modules/es6.string.bold.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.5 String.prototype.bold()
-require('./_string-html')('bold', function (createHTML) {
-  return function bold() {
-    return createHTML(this, 'b', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.code-point-at.js b/node_modules/core-js/modules/es6.string.code-point-at.js
deleted file mode 100644
index e39b8c5ea..000000000
--- a/node_modules/core-js/modules/es6.string.code-point-at.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $at = require('./_string-at')(false);
-$export($export.P, 'String', {
-  // 21.1.3.3 String.prototype.codePointAt(pos)
-  codePointAt: function codePointAt(pos) {
-    return $at(this, pos);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.string.ends-with.js b/node_modules/core-js/modules/es6.string.ends-with.js
deleted file mode 100644
index 065688884..000000000
--- a/node_modules/core-js/modules/es6.string.ends-with.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// 21.1.3.6 String.prototype.endsWith(searchString [, endPosition])
-'use strict';
-var $export = require('./_export');
-var toLength = require('./_to-length');
-var context = require('./_string-context');
-var ENDS_WITH = 'endsWith';
-var $endsWith = ''[ENDS_WITH];
-
-$export($export.P + $export.F * require('./_fails-is-regexp')(ENDS_WITH), 'String', {
-  endsWith: function endsWith(searchString /* , endPosition = @length */) {
-    var that = context(this, searchString, ENDS_WITH);
-    var endPosition = arguments.length > 1 ? arguments[1] : undefined;
-    var len = toLength(that.length);
-    var end = endPosition === undefined ? len : Math.min(toLength(endPosition), len);
-    var search = String(searchString);
-    return $endsWith
-      ? $endsWith.call(that, search, end)
-      : that.slice(end - search.length, end) === search;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.string.fixed.js b/node_modules/core-js/modules/es6.string.fixed.js
deleted file mode 100644
index d4a60f37d..000000000
--- a/node_modules/core-js/modules/es6.string.fixed.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.6 String.prototype.fixed()
-require('./_string-html')('fixed', function (createHTML) {
-  return function fixed() {
-    return createHTML(this, 'tt', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.fontcolor.js b/node_modules/core-js/modules/es6.string.fontcolor.js
deleted file mode 100644
index f7b95957c..000000000
--- a/node_modules/core-js/modules/es6.string.fontcolor.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.7 String.prototype.fontcolor(color)
-require('./_string-html')('fontcolor', function (createHTML) {
-  return function fontcolor(color) {
-    return createHTML(this, 'font', 'color', color);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.fontsize.js b/node_modules/core-js/modules/es6.string.fontsize.js
deleted file mode 100644
index f4cc20aec..000000000
--- a/node_modules/core-js/modules/es6.string.fontsize.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.8 String.prototype.fontsize(size)
-require('./_string-html')('fontsize', function (createHTML) {
-  return function fontsize(size) {
-    return createHTML(this, 'font', 'size', size);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.from-code-point.js b/node_modules/core-js/modules/es6.string.from-code-point.js
deleted file mode 100644
index bece66e29..000000000
--- a/node_modules/core-js/modules/es6.string.from-code-point.js
+++ /dev/null
@@ -1,23 +0,0 @@
-var $export = require('./_export');
-var toAbsoluteIndex = require('./_to-absolute-index');
-var fromCharCode = String.fromCharCode;
-var $fromCodePoint = String.fromCodePoint;
-
-// length should be 1, old FF problem
-$export($export.S + $export.F * (!!$fromCodePoint && $fromCodePoint.length != 1), 'String', {
-  // 21.1.2.2 String.fromCodePoint(...codePoints)
-  fromCodePoint: function fromCodePoint(x) { // eslint-disable-line no-unused-vars
-    var res = [];
-    var aLen = arguments.length;
-    var i = 0;
-    var code;
-    while (aLen > i) {
-      code = +arguments[i++];
-      if (toAbsoluteIndex(code, 0x10ffff) !== code) throw RangeError(code + ' is not a valid code point');
-      res.push(code < 0x10000
-        ? fromCharCode(code)
-        : fromCharCode(((code -= 0x10000) >> 10) + 0xd800, code % 0x400 + 0xdc00)
-      );
-    } return res.join('');
-  }
-});
diff --git a/node_modules/core-js/modules/es6.string.includes.js b/node_modules/core-js/modules/es6.string.includes.js
deleted file mode 100644
index 28d17416b..000000000
--- a/node_modules/core-js/modules/es6.string.includes.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// 21.1.3.7 String.prototype.includes(searchString, position = 0)
-'use strict';
-var $export = require('./_export');
-var context = require('./_string-context');
-var INCLUDES = 'includes';
-
-$export($export.P + $export.F * require('./_fails-is-regexp')(INCLUDES), 'String', {
-  includes: function includes(searchString /* , position = 0 */) {
-    return !!~context(this, searchString, INCLUDES)
-      .indexOf(searchString, arguments.length > 1 ? arguments[1] : undefined);
-  }
-});
diff --git a/node_modules/core-js/modules/es6.string.italics.js b/node_modules/core-js/modules/es6.string.italics.js
deleted file mode 100644
index ed4cc3bf0..000000000
--- a/node_modules/core-js/modules/es6.string.italics.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.9 String.prototype.italics()
-require('./_string-html')('italics', function (createHTML) {
-  return function italics() {
-    return createHTML(this, 'i', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.iterator.js b/node_modules/core-js/modules/es6.string.iterator.js
deleted file mode 100644
index 5d84c7fde..000000000
--- a/node_modules/core-js/modules/es6.string.iterator.js
+++ /dev/null
@@ -1,17 +0,0 @@
-'use strict';
-var $at = require('./_string-at')(true);
-
-// 21.1.3.27 String.prototype[@@iterator]()
-require('./_iter-define')(String, 'String', function (iterated) {
-  this._t = String(iterated); // target
-  this._i = 0;                // next index
-// 21.1.5.2.1 %StringIteratorPrototype%.next()
-}, function () {
-  var O = this._t;
-  var index = this._i;
-  var point;
-  if (index >= O.length) return { value: undefined, done: true };
-  point = $at(O, index);
-  this._i += point.length;
-  return { value: point, done: false };
-});
diff --git a/node_modules/core-js/modules/es6.string.link.js b/node_modules/core-js/modules/es6.string.link.js
deleted file mode 100644
index d0255edd6..000000000
--- a/node_modules/core-js/modules/es6.string.link.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.10 String.prototype.link(url)
-require('./_string-html')('link', function (createHTML) {
-  return function link(url) {
-    return createHTML(this, 'a', 'href', url);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.raw.js b/node_modules/core-js/modules/es6.string.raw.js
deleted file mode 100644
index aa40ff6fa..000000000
--- a/node_modules/core-js/modules/es6.string.raw.js
+++ /dev/null
@@ -1,18 +0,0 @@
-var $export = require('./_export');
-var toIObject = require('./_to-iobject');
-var toLength = require('./_to-length');
-
-$export($export.S, 'String', {
-  // 21.1.2.4 String.raw(callSite, ...substitutions)
-  raw: function raw(callSite) {
-    var tpl = toIObject(callSite.raw);
-    var len = toLength(tpl.length);
-    var aLen = arguments.length;
-    var res = [];
-    var i = 0;
-    while (len > i) {
-      res.push(String(tpl[i++]));
-      if (i < aLen) res.push(String(arguments[i]));
-    } return res.join('');
-  }
-});
diff --git a/node_modules/core-js/modules/es6.string.repeat.js b/node_modules/core-js/modules/es6.string.repeat.js
deleted file mode 100644
index 08412d91b..000000000
--- a/node_modules/core-js/modules/es6.string.repeat.js
+++ /dev/null
@@ -1,6 +0,0 @@
-var $export = require('./_export');
-
-$export($export.P, 'String', {
-  // 21.1.3.13 String.prototype.repeat(count)
-  repeat: require('./_string-repeat')
-});
diff --git a/node_modules/core-js/modules/es6.string.small.js b/node_modules/core-js/modules/es6.string.small.js
deleted file mode 100644
index 941e4a767..000000000
--- a/node_modules/core-js/modules/es6.string.small.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.11 String.prototype.small()
-require('./_string-html')('small', function (createHTML) {
-  return function small() {
-    return createHTML(this, 'small', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.starts-with.js b/node_modules/core-js/modules/es6.string.starts-with.js
deleted file mode 100644
index c1723767d..000000000
--- a/node_modules/core-js/modules/es6.string.starts-with.js
+++ /dev/null
@@ -1,18 +0,0 @@
-// 21.1.3.18 String.prototype.startsWith(searchString [, position ])
-'use strict';
-var $export = require('./_export');
-var toLength = require('./_to-length');
-var context = require('./_string-context');
-var STARTS_WITH = 'startsWith';
-var $startsWith = ''[STARTS_WITH];
-
-$export($export.P + $export.F * require('./_fails-is-regexp')(STARTS_WITH), 'String', {
-  startsWith: function startsWith(searchString /* , position = 0 */) {
-    var that = context(this, searchString, STARTS_WITH);
-    var index = toLength(Math.min(arguments.length > 1 ? arguments[1] : undefined, that.length));
-    var search = String(searchString);
-    return $startsWith
-      ? $startsWith.call(that, search, index)
-      : that.slice(index, index + search.length) === search;
-  }
-});
diff --git a/node_modules/core-js/modules/es6.string.strike.js b/node_modules/core-js/modules/es6.string.strike.js
deleted file mode 100644
index 66055bc00..000000000
--- a/node_modules/core-js/modules/es6.string.strike.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.12 String.prototype.strike()
-require('./_string-html')('strike', function (createHTML) {
-  return function strike() {
-    return createHTML(this, 'strike', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.sub.js b/node_modules/core-js/modules/es6.string.sub.js
deleted file mode 100644
index e295a27b0..000000000
--- a/node_modules/core-js/modules/es6.string.sub.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.13 String.prototype.sub()
-require('./_string-html')('sub', function (createHTML) {
-  return function sub() {
-    return createHTML(this, 'sub', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.sup.js b/node_modules/core-js/modules/es6.string.sup.js
deleted file mode 100644
index 125a989a7..000000000
--- a/node_modules/core-js/modules/es6.string.sup.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// B.2.3.14 String.prototype.sup()
-require('./_string-html')('sup', function (createHTML) {
-  return function sup() {
-    return createHTML(this, 'sup', '', '');
-  };
-});
diff --git a/node_modules/core-js/modules/es6.string.trim.js b/node_modules/core-js/modules/es6.string.trim.js
deleted file mode 100644
index 02b8a6c69..000000000
--- a/node_modules/core-js/modules/es6.string.trim.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// 21.1.3.25 String.prototype.trim()
-require('./_string-trim')('trim', function ($trim) {
-  return function trim() {
-    return $trim(this, 3);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.symbol.js b/node_modules/core-js/modules/es6.symbol.js
deleted file mode 100644
index 5bf7c4884..000000000
--- a/node_modules/core-js/modules/es6.symbol.js
+++ /dev/null
@@ -1,234 +0,0 @@
-'use strict';
-// ECMAScript 6 symbols shim
-var global = require('./_global');
-var has = require('./_has');
-var DESCRIPTORS = require('./_descriptors');
-var $export = require('./_export');
-var redefine = require('./_redefine');
-var META = require('./_meta').KEY;
-var $fails = require('./_fails');
-var shared = require('./_shared');
-var setToStringTag = require('./_set-to-string-tag');
-var uid = require('./_uid');
-var wks = require('./_wks');
-var wksExt = require('./_wks-ext');
-var wksDefine = require('./_wks-define');
-var enumKeys = require('./_enum-keys');
-var isArray = require('./_is-array');
-var anObject = require('./_an-object');
-var isObject = require('./_is-object');
-var toIObject = require('./_to-iobject');
-var toPrimitive = require('./_to-primitive');
-var createDesc = require('./_property-desc');
-var _create = require('./_object-create');
-var gOPNExt = require('./_object-gopn-ext');
-var $GOPD = require('./_object-gopd');
-var $DP = require('./_object-dp');
-var $keys = require('./_object-keys');
-var gOPD = $GOPD.f;
-var dP = $DP.f;
-var gOPN = gOPNExt.f;
-var $Symbol = global.Symbol;
-var $JSON = global.JSON;
-var _stringify = $JSON && $JSON.stringify;
-var PROTOTYPE = 'prototype';
-var HIDDEN = wks('_hidden');
-var TO_PRIMITIVE = wks('toPrimitive');
-var isEnum = {}.propertyIsEnumerable;
-var SymbolRegistry = shared('symbol-registry');
-var AllSymbols = shared('symbols');
-var OPSymbols = shared('op-symbols');
-var ObjectProto = Object[PROTOTYPE];
-var USE_NATIVE = typeof $Symbol == 'function';
-var QObject = global.QObject;
-// Don't use setters in Qt Script, https://github.com/zloirock/core-js/issues/173
-var setter = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild;
-
-// fallback for old Android, https://code.google.com/p/v8/issues/detail?id=687
-var setSymbolDesc = DESCRIPTORS && $fails(function () {
-  return _create(dP({}, 'a', {
-    get: function () { return dP(this, 'a', { value: 7 }).a; }
-  })).a != 7;
-}) ? function (it, key, D) {
-  var protoDesc = gOPD(ObjectProto, key);
-  if (protoDesc) delete ObjectProto[key];
-  dP(it, key, D);
-  if (protoDesc && it !== ObjectProto) dP(ObjectProto, key, protoDesc);
-} : dP;
-
-var wrap = function (tag) {
-  var sym = AllSymbols[tag] = _create($Symbol[PROTOTYPE]);
-  sym._k = tag;
-  return sym;
-};
-
-var isSymbol = USE_NATIVE && typeof $Symbol.iterator == 'symbol' ? function (it) {
-  return typeof it == 'symbol';
-} : function (it) {
-  return it instanceof $Symbol;
-};
-
-var $defineProperty = function defineProperty(it, key, D) {
-  if (it === ObjectProto) $defineProperty(OPSymbols, key, D);
-  anObject(it);
-  key = toPrimitive(key, true);
-  anObject(D);
-  if (has(AllSymbols, key)) {
-    if (!D.enumerable) {
-      if (!has(it, HIDDEN)) dP(it, HIDDEN, createDesc(1, {}));
-      it[HIDDEN][key] = true;
-    } else {
-      if (has(it, HIDDEN) && it[HIDDEN][key]) it[HIDDEN][key] = false;
-      D = _create(D, { enumerable: createDesc(0, false) });
-    } return setSymbolDesc(it, key, D);
-  } return dP(it, key, D);
-};
-var $defineProperties = function defineProperties(it, P) {
-  anObject(it);
-  var keys = enumKeys(P = toIObject(P));
-  var i = 0;
-  var l = keys.length;
-  var key;
-  while (l > i) $defineProperty(it, key = keys[i++], P[key]);
-  return it;
-};
-var $create = function create(it, P) {
-  return P === undefined ? _create(it) : $defineProperties(_create(it), P);
-};
-var $propertyIsEnumerable = function propertyIsEnumerable(key) {
-  var E = isEnum.call(this, key = toPrimitive(key, true));
-  if (this === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return false;
-  return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key] ? E : true;
-};
-var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(it, key) {
-  it = toIObject(it);
-  key = toPrimitive(key, true);
-  if (it === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return;
-  var D = gOPD(it, key);
-  if (D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) D.enumerable = true;
-  return D;
-};
-var $getOwnPropertyNames = function getOwnPropertyNames(it) {
-  var names = gOPN(toIObject(it));
-  var result = [];
-  var i = 0;
-  var key;
-  while (names.length > i) {
-    if (!has(AllSymbols, key = names[i++]) && key != HIDDEN && key != META) result.push(key);
-  } return result;
-};
-var $getOwnPropertySymbols = function getOwnPropertySymbols(it) {
-  var IS_OP = it === ObjectProto;
-  var names = gOPN(IS_OP ? OPSymbols : toIObject(it));
-  var result = [];
-  var i = 0;
-  var key;
-  while (names.length > i) {
-    if (has(AllSymbols, key = names[i++]) && (IS_OP ? has(ObjectProto, key) : true)) result.push(AllSymbols[key]);
-  } return result;
-};
-
-// 19.4.1.1 Symbol([description])
-if (!USE_NATIVE) {
-  $Symbol = function Symbol() {
-    if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor!');
-    var tag = uid(arguments.length > 0 ? arguments[0] : undefined);
-    var $set = function (value) {
-      if (this === ObjectProto) $set.call(OPSymbols, value);
-      if (has(this, HIDDEN) && has(this[HIDDEN], tag)) this[HIDDEN][tag] = false;
-      setSymbolDesc(this, tag, createDesc(1, value));
-    };
-    if (DESCRIPTORS && setter) setSymbolDesc(ObjectProto, tag, { configurable: true, set: $set });
-    return wrap(tag);
-  };
-  redefine($Symbol[PROTOTYPE], 'toString', function toString() {
-    return this._k;
-  });
-
-  $GOPD.f = $getOwnPropertyDescriptor;
-  $DP.f = $defineProperty;
-  require('./_object-gopn').f = gOPNExt.f = $getOwnPropertyNames;
-  require('./_object-pie').f = $propertyIsEnumerable;
-  require('./_object-gops').f = $getOwnPropertySymbols;
-
-  if (DESCRIPTORS && !require('./_library')) {
-    redefine(ObjectProto, 'propertyIsEnumerable', $propertyIsEnumerable, true);
-  }
-
-  wksExt.f = function (name) {
-    return wrap(wks(name));
-  };
-}
-
-$export($export.G + $export.W + $export.F * !USE_NATIVE, { Symbol: $Symbol });
-
-for (var es6Symbols = (
-  // 19.4.2.2, 19.4.2.3, 19.4.2.4, 19.4.2.6, 19.4.2.8, 19.4.2.9, 19.4.2.10, 19.4.2.11, 19.4.2.12, 19.4.2.13, 19.4.2.14
-  'hasInstance,isConcatSpreadable,iterator,match,replace,search,species,split,toPrimitive,toStringTag,unscopables'
-).split(','), j = 0; es6Symbols.length > j;)wks(es6Symbols[j++]);
-
-for (var wellKnownSymbols = $keys(wks.store), k = 0; wellKnownSymbols.length > k;) wksDefine(wellKnownSymbols[k++]);
-
-$export($export.S + $export.F * !USE_NATIVE, 'Symbol', {
-  // 19.4.2.1 Symbol.for(key)
-  'for': function (key) {
-    return has(SymbolRegistry, key += '')
-      ? SymbolRegistry[key]
-      : SymbolRegistry[key] = $Symbol(key);
-  },
-  // 19.4.2.5 Symbol.keyFor(sym)
-  keyFor: function keyFor(sym) {
-    if (!isSymbol(sym)) throw TypeError(sym + ' is not a symbol!');
-    for (var key in SymbolRegistry) if (SymbolRegistry[key] === sym) return key;
-  },
-  useSetter: function () { setter = true; },
-  useSimple: function () { setter = false; }
-});
-
-$export($export.S + $export.F * !USE_NATIVE, 'Object', {
-  // 19.1.2.2 Object.create(O [, Properties])
-  create: $create,
-  // 19.1.2.4 Object.defineProperty(O, P, Attributes)
-  defineProperty: $defineProperty,
-  // 19.1.2.3 Object.defineProperties(O, Properties)
-  defineProperties: $defineProperties,
-  // 19.1.2.6 Object.getOwnPropertyDescriptor(O, P)
-  getOwnPropertyDescriptor: $getOwnPropertyDescriptor,
-  // 19.1.2.7 Object.getOwnPropertyNames(O)
-  getOwnPropertyNames: $getOwnPropertyNames,
-  // 19.1.2.8 Object.getOwnPropertySymbols(O)
-  getOwnPropertySymbols: $getOwnPropertySymbols
-});
-
-// 24.3.2 JSON.stringify(value [, replacer [, space]])
-$JSON && $export($export.S + $export.F * (!USE_NATIVE || $fails(function () {
-  var S = $Symbol();
-  // MS Edge converts symbol values to JSON as {}
-  // WebKit converts symbol values to JSON as null
-  // V8 throws on boxed symbols
-  return _stringify([S]) != '[null]' || _stringify({ a: S }) != '{}' || _stringify(Object(S)) != '{}';
-})), 'JSON', {
-  stringify: function stringify(it) {
-    var args = [it];
-    var i = 1;
-    var replacer, $replacer;
-    while (arguments.length > i) args.push(arguments[i++]);
-    $replacer = replacer = args[1];
-    if (!isObject(replacer) && it === undefined || isSymbol(it)) return; // IE8 returns string on undefined
-    if (!isArray(replacer)) replacer = function (key, value) {
-      if (typeof $replacer == 'function') value = $replacer.call(this, key, value);
-      if (!isSymbol(value)) return value;
-    };
-    args[1] = replacer;
-    return _stringify.apply($JSON, args);
-  }
-});
-
-// 19.4.3.4 Symbol.prototype[@@toPrimitive](hint)
-$Symbol[PROTOTYPE][TO_PRIMITIVE] || require('./_hide')($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf);
-// 19.4.3.5 Symbol.prototype[@@toStringTag]
-setToStringTag($Symbol, 'Symbol');
-// 20.2.1.9 Math[@@toStringTag]
-setToStringTag(Math, 'Math', true);
-// 24.3.3 JSON[@@toStringTag]
-setToStringTag(global.JSON, 'JSON', true);
diff --git a/node_modules/core-js/modules/es6.typed.array-buffer.js b/node_modules/core-js/modules/es6.typed.array-buffer.js
deleted file mode 100644
index b2473709c..000000000
--- a/node_modules/core-js/modules/es6.typed.array-buffer.js
+++ /dev/null
@@ -1,46 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var $typed = require('./_typed');
-var buffer = require('./_typed-buffer');
-var anObject = require('./_an-object');
-var toAbsoluteIndex = require('./_to-absolute-index');
-var toLength = require('./_to-length');
-var isObject = require('./_is-object');
-var ArrayBuffer = require('./_global').ArrayBuffer;
-var speciesConstructor = require('./_species-constructor');
-var $ArrayBuffer = buffer.ArrayBuffer;
-var $DataView = buffer.DataView;
-var $isView = $typed.ABV && ArrayBuffer.isView;
-var $slice = $ArrayBuffer.prototype.slice;
-var VIEW = $typed.VIEW;
-var ARRAY_BUFFER = 'ArrayBuffer';
-
-$export($export.G + $export.W + $export.F * (ArrayBuffer !== $ArrayBuffer), { ArrayBuffer: $ArrayBuffer });
-
-$export($export.S + $export.F * !$typed.CONSTR, ARRAY_BUFFER, {
-  // 24.1.3.1 ArrayBuffer.isView(arg)
-  isView: function isView(it) {
-    return $isView && $isView(it) || isObject(it) && VIEW in it;
-  }
-});
-
-$export($export.P + $export.U + $export.F * require('./_fails')(function () {
-  return !new $ArrayBuffer(2).slice(1, undefined).byteLength;
-}), ARRAY_BUFFER, {
-  // 24.1.4.3 ArrayBuffer.prototype.slice(start, end)
-  slice: function slice(start, end) {
-    if ($slice !== undefined && end === undefined) return $slice.call(anObject(this), start); // FF fix
-    var len = anObject(this).byteLength;
-    var first = toAbsoluteIndex(start, len);
-    var fin = toAbsoluteIndex(end === undefined ? len : end, len);
-    var result = new (speciesConstructor(this, $ArrayBuffer))(toLength(fin - first));
-    var viewS = new $DataView(this);
-    var viewT = new $DataView(result);
-    var index = 0;
-    while (first < fin) {
-      viewT.setUint8(index++, viewS.getUint8(first++));
-    } return result;
-  }
-});
-
-require('./_set-species')(ARRAY_BUFFER);
diff --git a/node_modules/core-js/modules/es6.typed.data-view.js b/node_modules/core-js/modules/es6.typed.data-view.js
deleted file mode 100644
index d0e23536b..000000000
--- a/node_modules/core-js/modules/es6.typed.data-view.js
+++ /dev/null
@@ -1,4 +0,0 @@
-var $export = require('./_export');
-$export($export.G + $export.W + $export.F * !require('./_typed').ABV, {
-  DataView: require('./_typed-buffer').DataView
-});
diff --git a/node_modules/core-js/modules/es6.typed.float32-array.js b/node_modules/core-js/modules/es6.typed.float32-array.js
deleted file mode 100644
index f49700617..000000000
--- a/node_modules/core-js/modules/es6.typed.float32-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Float32', 4, function (init) {
-  return function Float32Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.float64-array.js b/node_modules/core-js/modules/es6.typed.float64-array.js
deleted file mode 100644
index 85dedcd59..000000000
--- a/node_modules/core-js/modules/es6.typed.float64-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Float64', 8, function (init) {
-  return function Float64Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.int16-array.js b/node_modules/core-js/modules/es6.typed.int16-array.js
deleted file mode 100644
index b20ed0413..000000000
--- a/node_modules/core-js/modules/es6.typed.int16-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Int16', 2, function (init) {
-  return function Int16Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.int32-array.js b/node_modules/core-js/modules/es6.typed.int32-array.js
deleted file mode 100644
index c7e6ae06f..000000000
--- a/node_modules/core-js/modules/es6.typed.int32-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Int32', 4, function (init) {
-  return function Int32Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.int8-array.js b/node_modules/core-js/modules/es6.typed.int8-array.js
deleted file mode 100644
index 58ab9f36e..000000000
--- a/node_modules/core-js/modules/es6.typed.int8-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Int8', 1, function (init) {
-  return function Int8Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.uint16-array.js b/node_modules/core-js/modules/es6.typed.uint16-array.js
deleted file mode 100644
index 992805d63..000000000
--- a/node_modules/core-js/modules/es6.typed.uint16-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Uint16', 2, function (init) {
-  return function Uint16Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.uint32-array.js b/node_modules/core-js/modules/es6.typed.uint32-array.js
deleted file mode 100644
index 5c444246a..000000000
--- a/node_modules/core-js/modules/es6.typed.uint32-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Uint32', 4, function (init) {
-  return function Uint32Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.uint8-array.js b/node_modules/core-js/modules/es6.typed.uint8-array.js
deleted file mode 100644
index 465cdc806..000000000
--- a/node_modules/core-js/modules/es6.typed.uint8-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Uint8', 1, function (init) {
-  return function Uint8Array(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-});
diff --git a/node_modules/core-js/modules/es6.typed.uint8-clamped-array.js b/node_modules/core-js/modules/es6.typed.uint8-clamped-array.js
deleted file mode 100644
index a84a1c1ac..000000000
--- a/node_modules/core-js/modules/es6.typed.uint8-clamped-array.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('./_typed-array')('Uint8', 1, function (init) {
-  return function Uint8ClampedArray(data, byteOffset, length) {
-    return init(this, data, byteOffset, length);
-  };
-}, true);
diff --git a/node_modules/core-js/modules/es6.weak-map.js b/node_modules/core-js/modules/es6.weak-map.js
deleted file mode 100644
index f21556d7c..000000000
--- a/node_modules/core-js/modules/es6.weak-map.js
+++ /dev/null
@@ -1,59 +0,0 @@
-'use strict';
-var each = require('./_array-methods')(0);
-var redefine = require('./_redefine');
-var meta = require('./_meta');
-var assign = require('./_object-assign');
-var weak = require('./_collection-weak');
-var isObject = require('./_is-object');
-var fails = require('./_fails');
-var validate = require('./_validate-collection');
-var WEAK_MAP = 'WeakMap';
-var getWeak = meta.getWeak;
-var isExtensible = Object.isExtensible;
-var uncaughtFrozenStore = weak.ufstore;
-var tmp = {};
-var InternalMap;
-
-var wrapper = function (get) {
-  return function WeakMap() {
-    return get(this, arguments.length > 0 ? arguments[0] : undefined);
-  };
-};
-
-var methods = {
-  // 23.3.3.3 WeakMap.prototype.get(key)
-  get: function get(key) {
-    if (isObject(key)) {
-      var data = getWeak(key);
-      if (data === true) return uncaughtFrozenStore(validate(this, WEAK_MAP)).get(key);
-      return data ? data[this._i] : undefined;
-    }
-  },
-  // 23.3.3.5 WeakMap.prototype.set(key, value)
-  set: function set(key, value) {
-    return weak.def(validate(this, WEAK_MAP), key, value);
-  }
-};
-
-// 23.3 WeakMap Objects
-var $WeakMap = module.exports = require('./_collection')(WEAK_MAP, wrapper, methods, weak, true, true);
-
-// IE11 WeakMap frozen keys fix
-if (fails(function () { return new $WeakMap().set((Object.freeze || Object)(tmp), 7).get(tmp) != 7; })) {
-  InternalMap = weak.getConstructor(wrapper, WEAK_MAP);
-  assign(InternalMap.prototype, methods);
-  meta.NEED = true;
-  each(['delete', 'has', 'get', 'set'], function (key) {
-    var proto = $WeakMap.prototype;
-    var method = proto[key];
-    redefine(proto, key, function (a, b) {
-      // store frozen objects on internal weakmap shim
-      if (isObject(a) && !isExtensible(a)) {
-        if (!this._f) this._f = new InternalMap();
-        var result = this._f[key](a, b);
-        return key == 'set' ? this : result;
-      // store all the rest on native weakmap
-      } return method.call(this, a, b);
-    });
-  });
-}
diff --git a/node_modules/core-js/modules/es6.weak-set.js b/node_modules/core-js/modules/es6.weak-set.js
deleted file mode 100644
index 18a81e524..000000000
--- a/node_modules/core-js/modules/es6.weak-set.js
+++ /dev/null
@@ -1,14 +0,0 @@
-'use strict';
-var weak = require('./_collection-weak');
-var validate = require('./_validate-collection');
-var WEAK_SET = 'WeakSet';
-
-// 23.4 WeakSet Objects
-require('./_collection')(WEAK_SET, function (get) {
-  return function WeakSet() { return get(this, arguments.length > 0 ? arguments[0] : undefined); };
-}, {
-  // 23.4.3.1 WeakSet.prototype.add(value)
-  add: function add(value) {
-    return weak.def(validate(this, WEAK_SET), value, true);
-  }
-}, weak, false, true);
diff --git a/node_modules/core-js/modules/es7.array.flat-map.js b/node_modules/core-js/modules/es7.array.flat-map.js
deleted file mode 100644
index 2a210cd35..000000000
--- a/node_modules/core-js/modules/es7.array.flat-map.js
+++ /dev/null
@@ -1,22 +0,0 @@
-'use strict';
-// https://tc39.github.io/proposal-flatMap/#sec-Array.prototype.flatMap
-var $export = require('./_export');
-var flattenIntoArray = require('./_flatten-into-array');
-var toObject = require('./_to-object');
-var toLength = require('./_to-length');
-var aFunction = require('./_a-function');
-var arraySpeciesCreate = require('./_array-species-create');
-
-$export($export.P, 'Array', {
-  flatMap: function flatMap(callbackfn /* , thisArg */) {
-    var O = toObject(this);
-    var sourceLen, A;
-    aFunction(callbackfn);
-    sourceLen = toLength(O.length);
-    A = arraySpeciesCreate(O, 0);
-    flattenIntoArray(A, O, O, sourceLen, 0, 1, callbackfn, arguments[1]);
-    return A;
-  }
-});
-
-require('./_add-to-unscopables')('flatMap');
diff --git a/node_modules/core-js/modules/es7.array.flatten.js b/node_modules/core-js/modules/es7.array.flatten.js
deleted file mode 100644
index 9019b2d1c..000000000
--- a/node_modules/core-js/modules/es7.array.flatten.js
+++ /dev/null
@@ -1,21 +0,0 @@
-'use strict';
-// https://tc39.github.io/proposal-flatMap/#sec-Array.prototype.flatten
-var $export = require('./_export');
-var flattenIntoArray = require('./_flatten-into-array');
-var toObject = require('./_to-object');
-var toLength = require('./_to-length');
-var toInteger = require('./_to-integer');
-var arraySpeciesCreate = require('./_array-species-create');
-
-$export($export.P, 'Array', {
-  flatten: function flatten(/* depthArg = 1 */) {
-    var depthArg = arguments[0];
-    var O = toObject(this);
-    var sourceLen = toLength(O.length);
-    var A = arraySpeciesCreate(O, 0);
-    flattenIntoArray(A, O, O, sourceLen, 0, depthArg === undefined ? 1 : toInteger(depthArg));
-    return A;
-  }
-});
-
-require('./_add-to-unscopables')('flatten');
diff --git a/node_modules/core-js/modules/es7.array.includes.js b/node_modules/core-js/modules/es7.array.includes.js
deleted file mode 100644
index 1b77f0eb8..000000000
--- a/node_modules/core-js/modules/es7.array.includes.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-// https://github.com/tc39/Array.prototype.includes
-var $export = require('./_export');
-var $includes = require('./_array-includes')(true);
-
-$export($export.P, 'Array', {
-  includes: function includes(el /* , fromIndex = 0 */) {
-    return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
-  }
-});
-
-require('./_add-to-unscopables')('includes');
diff --git a/node_modules/core-js/modules/es7.asap.js b/node_modules/core-js/modules/es7.asap.js
deleted file mode 100644
index d36f7c760..000000000
--- a/node_modules/core-js/modules/es7.asap.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// https://github.com/rwaldron/tc39-notes/blob/master/es6/2014-09/sept-25.md#510-globalasap-for-enqueuing-a-microtask
-var $export = require('./_export');
-var microtask = require('./_microtask')();
-var process = require('./_global').process;
-var isNode = require('./_cof')(process) == 'process';
-
-$export($export.G, {
-  asap: function asap(fn) {
-    var domain = isNode && process.domain;
-    microtask(domain ? domain.bind(fn) : fn);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.error.is-error.js b/node_modules/core-js/modules/es7.error.is-error.js
deleted file mode 100644
index ba94f5d13..000000000
--- a/node_modules/core-js/modules/es7.error.is-error.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// https://github.com/ljharb/proposal-is-error
-var $export = require('./_export');
-var cof = require('./_cof');
-
-$export($export.S, 'Error', {
-  isError: function isError(it) {
-    return cof(it) === 'Error';
-  }
-});
diff --git a/node_modules/core-js/modules/es7.global.js b/node_modules/core-js/modules/es7.global.js
deleted file mode 100644
index a315fd430..000000000
--- a/node_modules/core-js/modules/es7.global.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://github.com/tc39/proposal-global
-var $export = require('./_export');
-
-$export($export.G, { global: require('./_global') });
diff --git a/node_modules/core-js/modules/es7.map.from.js b/node_modules/core-js/modules/es7.map.from.js
deleted file mode 100644
index a60573704..000000000
--- a/node_modules/core-js/modules/es7.map.from.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-map.from
-require('./_set-collection-from')('Map');
diff --git a/node_modules/core-js/modules/es7.map.of.js b/node_modules/core-js/modules/es7.map.of.js
deleted file mode 100644
index a2bf1fef7..000000000
--- a/node_modules/core-js/modules/es7.map.of.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-map.of
-require('./_set-collection-of')('Map');
diff --git a/node_modules/core-js/modules/es7.map.to-json.js b/node_modules/core-js/modules/es7.map.to-json.js
deleted file mode 100644
index 95a3569fa..000000000
--- a/node_modules/core-js/modules/es7.map.to-json.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://github.com/DavidBruant/Map-Set.prototype.toJSON
-var $export = require('./_export');
-
-$export($export.P + $export.R, 'Map', { toJSON: require('./_collection-to-json')('Map') });
diff --git a/node_modules/core-js/modules/es7.math.clamp.js b/node_modules/core-js/modules/es7.math.clamp.js
deleted file mode 100644
index 319cda609..000000000
--- a/node_modules/core-js/modules/es7.math.clamp.js
+++ /dev/null
@@ -1,8 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  clamp: function clamp(x, lower, upper) {
-    return Math.min(upper, Math.max(lower, x));
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.deg-per-rad.js b/node_modules/core-js/modules/es7.math.deg-per-rad.js
deleted file mode 100644
index 99b95bba9..000000000
--- a/node_modules/core-js/modules/es7.math.deg-per-rad.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-
-$export($export.S, 'Math', { DEG_PER_RAD: Math.PI / 180 });
diff --git a/node_modules/core-js/modules/es7.math.degrees.js b/node_modules/core-js/modules/es7.math.degrees.js
deleted file mode 100644
index 6637d915e..000000000
--- a/node_modules/core-js/modules/es7.math.degrees.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-var RAD_PER_DEG = 180 / Math.PI;
-
-$export($export.S, 'Math', {
-  degrees: function degrees(radians) {
-    return radians * RAD_PER_DEG;
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.fscale.js b/node_modules/core-js/modules/es7.math.fscale.js
deleted file mode 100644
index ad660a058..000000000
--- a/node_modules/core-js/modules/es7.math.fscale.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-var scale = require('./_math-scale');
-var fround = require('./_math-fround');
-
-$export($export.S, 'Math', {
-  fscale: function fscale(x, inLow, inHigh, outLow, outHigh) {
-    return fround(scale(x, inLow, inHigh, outLow, outHigh));
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.iaddh.js b/node_modules/core-js/modules/es7.math.iaddh.js
deleted file mode 100644
index a331ba9b2..000000000
--- a/node_modules/core-js/modules/es7.math.iaddh.js
+++ /dev/null
@@ -1,11 +0,0 @@
-// https://gist.github.com/BrendanEich/4294d5c212a6d2254703
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  iaddh: function iaddh(x0, x1, y0, y1) {
-    var $x0 = x0 >>> 0;
-    var $x1 = x1 >>> 0;
-    var $y0 = y0 >>> 0;
-    return $x1 + (y1 >>> 0) + (($x0 & $y0 | ($x0 | $y0) & ~($x0 + $y0 >>> 0)) >>> 31) | 0;
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.imulh.js b/node_modules/core-js/modules/es7.math.imulh.js
deleted file mode 100644
index 58d19f3ac..000000000
--- a/node_modules/core-js/modules/es7.math.imulh.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// https://gist.github.com/BrendanEich/4294d5c212a6d2254703
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  imulh: function imulh(u, v) {
-    var UINT16 = 0xffff;
-    var $u = +u;
-    var $v = +v;
-    var u0 = $u & UINT16;
-    var v0 = $v & UINT16;
-    var u1 = $u >> 16;
-    var v1 = $v >> 16;
-    var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);
-    return u1 * v1 + (t >> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >> 16);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.isubh.js b/node_modules/core-js/modules/es7.math.isubh.js
deleted file mode 100644
index de22793c1..000000000
--- a/node_modules/core-js/modules/es7.math.isubh.js
+++ /dev/null
@@ -1,11 +0,0 @@
-// https://gist.github.com/BrendanEich/4294d5c212a6d2254703
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  isubh: function isubh(x0, x1, y0, y1) {
-    var $x0 = x0 >>> 0;
-    var $x1 = x1 >>> 0;
-    var $y0 = y0 >>> 0;
-    return $x1 - (y1 >>> 0) - ((~$x0 & $y0 | ~($x0 ^ $y0) & $x0 - $y0 >>> 0) >>> 31) | 0;
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.rad-per-deg.js b/node_modules/core-js/modules/es7.math.rad-per-deg.js
deleted file mode 100644
index 6f702596a..000000000
--- a/node_modules/core-js/modules/es7.math.rad-per-deg.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-
-$export($export.S, 'Math', { RAD_PER_DEG: 180 / Math.PI });
diff --git a/node_modules/core-js/modules/es7.math.radians.js b/node_modules/core-js/modules/es7.math.radians.js
deleted file mode 100644
index abd9575fe..000000000
--- a/node_modules/core-js/modules/es7.math.radians.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-var DEG_PER_RAD = Math.PI / 180;
-
-$export($export.S, 'Math', {
-  radians: function radians(degrees) {
-    return degrees * DEG_PER_RAD;
-  }
-});
diff --git a/node_modules/core-js/modules/es7.math.scale.js b/node_modules/core-js/modules/es7.math.scale.js
deleted file mode 100644
index 2866dcd7c..000000000
--- a/node_modules/core-js/modules/es7.math.scale.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://rwaldron.github.io/proposal-math-extensions/
-var $export = require('./_export');
-
-$export($export.S, 'Math', { scale: require('./_math-scale') });
diff --git a/node_modules/core-js/modules/es7.math.signbit.js b/node_modules/core-js/modules/es7.math.signbit.js
deleted file mode 100644
index c25680486..000000000
--- a/node_modules/core-js/modules/es7.math.signbit.js
+++ /dev/null
@@ -1,7 +0,0 @@
-// http://jfbastien.github.io/papers/Math.signbit.html
-var $export = require('./_export');
-
-$export($export.S, 'Math', { signbit: function signbit(x) {
-  // eslint-disable-next-line no-self-compare
-  return (x = +x) != x ? x : x == 0 ? 1 / x == Infinity : x > 0;
-} });
diff --git a/node_modules/core-js/modules/es7.math.umulh.js b/node_modules/core-js/modules/es7.math.umulh.js
deleted file mode 100644
index 3ddfa4685..000000000
--- a/node_modules/core-js/modules/es7.math.umulh.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// https://gist.github.com/BrendanEich/4294d5c212a6d2254703
-var $export = require('./_export');
-
-$export($export.S, 'Math', {
-  umulh: function umulh(u, v) {
-    var UINT16 = 0xffff;
-    var $u = +u;
-    var $v = +v;
-    var u0 = $u & UINT16;
-    var v0 = $v & UINT16;
-    var u1 = $u >>> 16;
-    var v1 = $v >>> 16;
-    var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);
-    return u1 * v1 + (t >>> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >>> 16);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.define-getter.js b/node_modules/core-js/modules/es7.object.define-getter.js
deleted file mode 100644
index ffc6203fd..000000000
--- a/node_modules/core-js/modules/es7.object.define-getter.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var aFunction = require('./_a-function');
-var $defineProperty = require('./_object-dp');
-
-// B.2.2.2 Object.prototype.__defineGetter__(P, getter)
-require('./_descriptors') && $export($export.P + require('./_object-forced-pam'), 'Object', {
-  __defineGetter__: function __defineGetter__(P, getter) {
-    $defineProperty.f(toObject(this), P, { get: aFunction(getter), enumerable: true, configurable: true });
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.define-setter.js b/node_modules/core-js/modules/es7.object.define-setter.js
deleted file mode 100644
index 8ceefdd68..000000000
--- a/node_modules/core-js/modules/es7.object.define-setter.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var aFunction = require('./_a-function');
-var $defineProperty = require('./_object-dp');
-
-// B.2.2.3 Object.prototype.__defineSetter__(P, setter)
-require('./_descriptors') && $export($export.P + require('./_object-forced-pam'), 'Object', {
-  __defineSetter__: function __defineSetter__(P, setter) {
-    $defineProperty.f(toObject(this), P, { set: aFunction(setter), enumerable: true, configurable: true });
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.entries.js b/node_modules/core-js/modules/es7.object.entries.js
deleted file mode 100644
index 2f83437c8..000000000
--- a/node_modules/core-js/modules/es7.object.entries.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// https://github.com/tc39/proposal-object-values-entries
-var $export = require('./_export');
-var $entries = require('./_object-to-array')(true);
-
-$export($export.S, 'Object', {
-  entries: function entries(it) {
-    return $entries(it);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.get-own-property-descriptors.js b/node_modules/core-js/modules/es7.object.get-own-property-descriptors.js
deleted file mode 100644
index b1ab72fde..000000000
--- a/node_modules/core-js/modules/es7.object.get-own-property-descriptors.js
+++ /dev/null
@@ -1,22 +0,0 @@
-// https://github.com/tc39/proposal-object-getownpropertydescriptors
-var $export = require('./_export');
-var ownKeys = require('./_own-keys');
-var toIObject = require('./_to-iobject');
-var gOPD = require('./_object-gopd');
-var createProperty = require('./_create-property');
-
-$export($export.S, 'Object', {
-  getOwnPropertyDescriptors: function getOwnPropertyDescriptors(object) {
-    var O = toIObject(object);
-    var getDesc = gOPD.f;
-    var keys = ownKeys(O);
-    var result = {};
-    var i = 0;
-    var key, desc;
-    while (keys.length > i) {
-      desc = getDesc(O, key = keys[i++]);
-      if (desc !== undefined) createProperty(result, key, desc);
-    }
-    return result;
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.lookup-getter.js b/node_modules/core-js/modules/es7.object.lookup-getter.js
deleted file mode 100644
index f80222916..000000000
--- a/node_modules/core-js/modules/es7.object.lookup-getter.js
+++ /dev/null
@@ -1,18 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var toPrimitive = require('./_to-primitive');
-var getPrototypeOf = require('./_object-gpo');
-var getOwnPropertyDescriptor = require('./_object-gopd').f;
-
-// B.2.2.4 Object.prototype.__lookupGetter__(P)
-require('./_descriptors') && $export($export.P + require('./_object-forced-pam'), 'Object', {
-  __lookupGetter__: function __lookupGetter__(P) {
-    var O = toObject(this);
-    var K = toPrimitive(P, true);
-    var D;
-    do {
-      if (D = getOwnPropertyDescriptor(O, K)) return D.get;
-    } while (O = getPrototypeOf(O));
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.lookup-setter.js b/node_modules/core-js/modules/es7.object.lookup-setter.js
deleted file mode 100644
index 8bf8b64ea..000000000
--- a/node_modules/core-js/modules/es7.object.lookup-setter.js
+++ /dev/null
@@ -1,18 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var toPrimitive = require('./_to-primitive');
-var getPrototypeOf = require('./_object-gpo');
-var getOwnPropertyDescriptor = require('./_object-gopd').f;
-
-// B.2.2.5 Object.prototype.__lookupSetter__(P)
-require('./_descriptors') && $export($export.P + require('./_object-forced-pam'), 'Object', {
-  __lookupSetter__: function __lookupSetter__(P) {
-    var O = toObject(this);
-    var K = toPrimitive(P, true);
-    var D;
-    do {
-      if (D = getOwnPropertyDescriptor(O, K)) return D.set;
-    } while (O = getPrototypeOf(O));
-  }
-});
diff --git a/node_modules/core-js/modules/es7.object.values.js b/node_modules/core-js/modules/es7.object.values.js
deleted file mode 100644
index d6f095275..000000000
--- a/node_modules/core-js/modules/es7.object.values.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// https://github.com/tc39/proposal-object-values-entries
-var $export = require('./_export');
-var $values = require('./_object-to-array')(false);
-
-$export($export.S, 'Object', {
-  values: function values(it) {
-    return $values(it);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.observable.js b/node_modules/core-js/modules/es7.observable.js
deleted file mode 100644
index 6dcb2c8f2..000000000
--- a/node_modules/core-js/modules/es7.observable.js
+++ /dev/null
@@ -1,199 +0,0 @@
-'use strict';
-// https://github.com/zenparsing/es-observable
-var $export = require('./_export');
-var global = require('./_global');
-var core = require('./_core');
-var microtask = require('./_microtask')();
-var OBSERVABLE = require('./_wks')('observable');
-var aFunction = require('./_a-function');
-var anObject = require('./_an-object');
-var anInstance = require('./_an-instance');
-var redefineAll = require('./_redefine-all');
-var hide = require('./_hide');
-var forOf = require('./_for-of');
-var RETURN = forOf.RETURN;
-
-var getMethod = function (fn) {
-  return fn == null ? undefined : aFunction(fn);
-};
-
-var cleanupSubscription = function (subscription) {
-  var cleanup = subscription._c;
-  if (cleanup) {
-    subscription._c = undefined;
-    cleanup();
-  }
-};
-
-var subscriptionClosed = function (subscription) {
-  return subscription._o === undefined;
-};
-
-var closeSubscription = function (subscription) {
-  if (!subscriptionClosed(subscription)) {
-    subscription._o = undefined;
-    cleanupSubscription(subscription);
-  }
-};
-
-var Subscription = function (observer, subscriber) {
-  anObject(observer);
-  this._c = undefined;
-  this._o = observer;
-  observer = new SubscriptionObserver(this);
-  try {
-    var cleanup = subscriber(observer);
-    var subscription = cleanup;
-    if (cleanup != null) {
-      if (typeof cleanup.unsubscribe === 'function') cleanup = function () { subscription.unsubscribe(); };
-      else aFunction(cleanup);
-      this._c = cleanup;
-    }
-  } catch (e) {
-    observer.error(e);
-    return;
-  } if (subscriptionClosed(this)) cleanupSubscription(this);
-};
-
-Subscription.prototype = redefineAll({}, {
-  unsubscribe: function unsubscribe() { closeSubscription(this); }
-});
-
-var SubscriptionObserver = function (subscription) {
-  this._s = subscription;
-};
-
-SubscriptionObserver.prototype = redefineAll({}, {
-  next: function next(value) {
-    var subscription = this._s;
-    if (!subscriptionClosed(subscription)) {
-      var observer = subscription._o;
-      try {
-        var m = getMethod(observer.next);
-        if (m) return m.call(observer, value);
-      } catch (e) {
-        try {
-          closeSubscription(subscription);
-        } finally {
-          throw e;
-        }
-      }
-    }
-  },
-  error: function error(value) {
-    var subscription = this._s;
-    if (subscriptionClosed(subscription)) throw value;
-    var observer = subscription._o;
-    subscription._o = undefined;
-    try {
-      var m = getMethod(observer.error);
-      if (!m) throw value;
-      value = m.call(observer, value);
-    } catch (e) {
-      try {
-        cleanupSubscription(subscription);
-      } finally {
-        throw e;
-      }
-    } cleanupSubscription(subscription);
-    return value;
-  },
-  complete: function complete(value) {
-    var subscription = this._s;
-    if (!subscriptionClosed(subscription)) {
-      var observer = subscription._o;
-      subscription._o = undefined;
-      try {
-        var m = getMethod(observer.complete);
-        value = m ? m.call(observer, value) : undefined;
-      } catch (e) {
-        try {
-          cleanupSubscription(subscription);
-        } finally {
-          throw e;
-        }
-      } cleanupSubscription(subscription);
-      return value;
-    }
-  }
-});
-
-var $Observable = function Observable(subscriber) {
-  anInstance(this, $Observable, 'Observable', '_f')._f = aFunction(subscriber);
-};
-
-redefineAll($Observable.prototype, {
-  subscribe: function subscribe(observer) {
-    return new Subscription(observer, this._f);
-  },
-  forEach: function forEach(fn) {
-    var that = this;
-    return new (core.Promise || global.Promise)(function (resolve, reject) {
-      aFunction(fn);
-      var subscription = that.subscribe({
-        next: function (value) {
-          try {
-            return fn(value);
-          } catch (e) {
-            reject(e);
-            subscription.unsubscribe();
-          }
-        },
-        error: reject,
-        complete: resolve
-      });
-    });
-  }
-});
-
-redefineAll($Observable, {
-  from: function from(x) {
-    var C = typeof this === 'function' ? this : $Observable;
-    var method = getMethod(anObject(x)[OBSERVABLE]);
-    if (method) {
-      var observable = anObject(method.call(x));
-      return observable.constructor === C ? observable : new C(function (observer) {
-        return observable.subscribe(observer);
-      });
-    }
-    return new C(function (observer) {
-      var done = false;
-      microtask(function () {
-        if (!done) {
-          try {
-            if (forOf(x, false, function (it) {
-              observer.next(it);
-              if (done) return RETURN;
-            }) === RETURN) return;
-          } catch (e) {
-            if (done) throw e;
-            observer.error(e);
-            return;
-          } observer.complete();
-        }
-      });
-      return function () { done = true; };
-    });
-  },
-  of: function of() {
-    for (var i = 0, l = arguments.length, items = new Array(l); i < l;) items[i] = arguments[i++];
-    return new (typeof this === 'function' ? this : $Observable)(function (observer) {
-      var done = false;
-      microtask(function () {
-        if (!done) {
-          for (var j = 0; j < items.length; ++j) {
-            observer.next(items[j]);
-            if (done) return;
-          } observer.complete();
-        }
-      });
-      return function () { done = true; };
-    });
-  }
-});
-
-hide($Observable.prototype, OBSERVABLE, function () { return this; });
-
-$export($export.G, { Observable: $Observable });
-
-require('./_set-species')('Observable');
diff --git a/node_modules/core-js/modules/es7.promise.finally.js b/node_modules/core-js/modules/es7.promise.finally.js
deleted file mode 100644
index fa04b6399..000000000
--- a/node_modules/core-js/modules/es7.promise.finally.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// https://github.com/tc39/proposal-promise-finally
-'use strict';
-var $export = require('./_export');
-var core = require('./_core');
-var global = require('./_global');
-var speciesConstructor = require('./_species-constructor');
-var promiseResolve = require('./_promise-resolve');
-
-$export($export.P + $export.R, 'Promise', { 'finally': function (onFinally) {
-  var C = speciesConstructor(this, core.Promise || global.Promise);
-  var isFunction = typeof onFinally == 'function';
-  return this.then(
-    isFunction ? function (x) {
-      return promiseResolve(C, onFinally()).then(function () { return x; });
-    } : onFinally,
-    isFunction ? function (e) {
-      return promiseResolve(C, onFinally()).then(function () { throw e; });
-    } : onFinally
-  );
-} });
diff --git a/node_modules/core-js/modules/es7.promise.try.js b/node_modules/core-js/modules/es7.promise.try.js
deleted file mode 100644
index e8163720b..000000000
--- a/node_modules/core-js/modules/es7.promise.try.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-// https://github.com/tc39/proposal-promise-try
-var $export = require('./_export');
-var newPromiseCapability = require('./_new-promise-capability');
-var perform = require('./_perform');
-
-$export($export.S, 'Promise', { 'try': function (callbackfn) {
-  var promiseCapability = newPromiseCapability.f(this);
-  var result = perform(callbackfn);
-  (result.e ? promiseCapability.reject : promiseCapability.resolve)(result.v);
-  return promiseCapability.promise;
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.define-metadata.js b/node_modules/core-js/modules/es7.reflect.define-metadata.js
deleted file mode 100644
index ebef52c24..000000000
--- a/node_modules/core-js/modules/es7.reflect.define-metadata.js
+++ /dev/null
@@ -1,8 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var toMetaKey = metadata.key;
-var ordinaryDefineOwnMetadata = metadata.set;
-
-metadata.exp({ defineMetadata: function defineMetadata(metadataKey, metadataValue, target, targetKey) {
-  ordinaryDefineOwnMetadata(metadataKey, metadataValue, anObject(target), toMetaKey(targetKey));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.delete-metadata.js b/node_modules/core-js/modules/es7.reflect.delete-metadata.js
deleted file mode 100644
index 590ed53ce..000000000
--- a/node_modules/core-js/modules/es7.reflect.delete-metadata.js
+++ /dev/null
@@ -1,15 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var toMetaKey = metadata.key;
-var getOrCreateMetadataMap = metadata.map;
-var store = metadata.store;
-
-metadata.exp({ deleteMetadata: function deleteMetadata(metadataKey, target /* , targetKey */) {
-  var targetKey = arguments.length < 3 ? undefined : toMetaKey(arguments[2]);
-  var metadataMap = getOrCreateMetadataMap(anObject(target), targetKey, false);
-  if (metadataMap === undefined || !metadataMap['delete'](metadataKey)) return false;
-  if (metadataMap.size) return true;
-  var targetMetadata = store.get(target);
-  targetMetadata['delete'](targetKey);
-  return !!targetMetadata.size || store['delete'](target);
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.get-metadata-keys.js b/node_modules/core-js/modules/es7.reflect.get-metadata-keys.js
deleted file mode 100644
index f344172b5..000000000
--- a/node_modules/core-js/modules/es7.reflect.get-metadata-keys.js
+++ /dev/null
@@ -1,19 +0,0 @@
-var Set = require('./es6.set');
-var from = require('./_array-from-iterable');
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var getPrototypeOf = require('./_object-gpo');
-var ordinaryOwnMetadataKeys = metadata.keys;
-var toMetaKey = metadata.key;
-
-var ordinaryMetadataKeys = function (O, P) {
-  var oKeys = ordinaryOwnMetadataKeys(O, P);
-  var parent = getPrototypeOf(O);
-  if (parent === null) return oKeys;
-  var pKeys = ordinaryMetadataKeys(parent, P);
-  return pKeys.length ? oKeys.length ? from(new Set(oKeys.concat(pKeys))) : pKeys : oKeys;
-};
-
-metadata.exp({ getMetadataKeys: function getMetadataKeys(target /* , targetKey */) {
-  return ordinaryMetadataKeys(anObject(target), arguments.length < 2 ? undefined : toMetaKey(arguments[1]));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.get-metadata.js b/node_modules/core-js/modules/es7.reflect.get-metadata.js
deleted file mode 100644
index 58c278e98..000000000
--- a/node_modules/core-js/modules/es7.reflect.get-metadata.js
+++ /dev/null
@@ -1,17 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var getPrototypeOf = require('./_object-gpo');
-var ordinaryHasOwnMetadata = metadata.has;
-var ordinaryGetOwnMetadata = metadata.get;
-var toMetaKey = metadata.key;
-
-var ordinaryGetMetadata = function (MetadataKey, O, P) {
-  var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
-  if (hasOwn) return ordinaryGetOwnMetadata(MetadataKey, O, P);
-  var parent = getPrototypeOf(O);
-  return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;
-};
-
-metadata.exp({ getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {
-  return ordinaryGetMetadata(metadataKey, anObject(target), arguments.length < 3 ? undefined : toMetaKey(arguments[2]));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.get-own-metadata-keys.js b/node_modules/core-js/modules/es7.reflect.get-own-metadata-keys.js
deleted file mode 100644
index 03e3201bb..000000000
--- a/node_modules/core-js/modules/es7.reflect.get-own-metadata-keys.js
+++ /dev/null
@@ -1,8 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var ordinaryOwnMetadataKeys = metadata.keys;
-var toMetaKey = metadata.key;
-
-metadata.exp({ getOwnMetadataKeys: function getOwnMetadataKeys(target /* , targetKey */) {
-  return ordinaryOwnMetadataKeys(anObject(target), arguments.length < 2 ? undefined : toMetaKey(arguments[1]));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.get-own-metadata.js b/node_modules/core-js/modules/es7.reflect.get-own-metadata.js
deleted file mode 100644
index 4a18b0717..000000000
--- a/node_modules/core-js/modules/es7.reflect.get-own-metadata.js
+++ /dev/null
@@ -1,9 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var ordinaryGetOwnMetadata = metadata.get;
-var toMetaKey = metadata.key;
-
-metadata.exp({ getOwnMetadata: function getOwnMetadata(metadataKey, target /* , targetKey */) {
-  return ordinaryGetOwnMetadata(metadataKey, anObject(target)
-    , arguments.length < 3 ? undefined : toMetaKey(arguments[2]));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.has-metadata.js b/node_modules/core-js/modules/es7.reflect.has-metadata.js
deleted file mode 100644
index b934bb4ec..000000000
--- a/node_modules/core-js/modules/es7.reflect.has-metadata.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var getPrototypeOf = require('./_object-gpo');
-var ordinaryHasOwnMetadata = metadata.has;
-var toMetaKey = metadata.key;
-
-var ordinaryHasMetadata = function (MetadataKey, O, P) {
-  var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
-  if (hasOwn) return true;
-  var parent = getPrototypeOf(O);
-  return parent !== null ? ordinaryHasMetadata(MetadataKey, parent, P) : false;
-};
-
-metadata.exp({ hasMetadata: function hasMetadata(metadataKey, target /* , targetKey */) {
-  return ordinaryHasMetadata(metadataKey, anObject(target), arguments.length < 3 ? undefined : toMetaKey(arguments[2]));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.has-own-metadata.js b/node_modules/core-js/modules/es7.reflect.has-own-metadata.js
deleted file mode 100644
index 512850dd8..000000000
--- a/node_modules/core-js/modules/es7.reflect.has-own-metadata.js
+++ /dev/null
@@ -1,9 +0,0 @@
-var metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var ordinaryHasOwnMetadata = metadata.has;
-var toMetaKey = metadata.key;
-
-metadata.exp({ hasOwnMetadata: function hasOwnMetadata(metadataKey, target /* , targetKey */) {
-  return ordinaryHasOwnMetadata(metadataKey, anObject(target)
-    , arguments.length < 3 ? undefined : toMetaKey(arguments[2]));
-} });
diff --git a/node_modules/core-js/modules/es7.reflect.metadata.js b/node_modules/core-js/modules/es7.reflect.metadata.js
deleted file mode 100644
index efb9a9e26..000000000
--- a/node_modules/core-js/modules/es7.reflect.metadata.js
+++ /dev/null
@@ -1,15 +0,0 @@
-var $metadata = require('./_metadata');
-var anObject = require('./_an-object');
-var aFunction = require('./_a-function');
-var toMetaKey = $metadata.key;
-var ordinaryDefineOwnMetadata = $metadata.set;
-
-$metadata.exp({ metadata: function metadata(metadataKey, metadataValue) {
-  return function decorator(target, targetKey) {
-    ordinaryDefineOwnMetadata(
-      metadataKey, metadataValue,
-      (targetKey !== undefined ? anObject : aFunction)(target),
-      toMetaKey(targetKey)
-    );
-  };
-} });
diff --git a/node_modules/core-js/modules/es7.set.from.js b/node_modules/core-js/modules/es7.set.from.js
deleted file mode 100644
index 26542b664..000000000
--- a/node_modules/core-js/modules/es7.set.from.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-set.from
-require('./_set-collection-from')('Set');
diff --git a/node_modules/core-js/modules/es7.set.of.js b/node_modules/core-js/modules/es7.set.of.js
deleted file mode 100644
index 2a50ad911..000000000
--- a/node_modules/core-js/modules/es7.set.of.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-set.of
-require('./_set-collection-of')('Set');
diff --git a/node_modules/core-js/modules/es7.set.to-json.js b/node_modules/core-js/modules/es7.set.to-json.js
deleted file mode 100644
index 95cbcfa51..000000000
--- a/node_modules/core-js/modules/es7.set.to-json.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://github.com/DavidBruant/Map-Set.prototype.toJSON
-var $export = require('./_export');
-
-$export($export.P + $export.R, 'Set', { toJSON: require('./_collection-to-json')('Set') });
diff --git a/node_modules/core-js/modules/es7.string.at.js b/node_modules/core-js/modules/es7.string.at.js
deleted file mode 100644
index 8b3ab98db..000000000
--- a/node_modules/core-js/modules/es7.string.at.js
+++ /dev/null
@@ -1,10 +0,0 @@
-'use strict';
-// https://github.com/mathiasbynens/String.prototype.at
-var $export = require('./_export');
-var $at = require('./_string-at')(true);
-
-$export($export.P, 'String', {
-  at: function at(pos) {
-    return $at(this, pos);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.string.match-all.js b/node_modules/core-js/modules/es7.string.match-all.js
deleted file mode 100644
index 78237036e..000000000
--- a/node_modules/core-js/modules/es7.string.match-all.js
+++ /dev/null
@@ -1,30 +0,0 @@
-'use strict';
-// https://tc39.github.io/String.prototype.matchAll/
-var $export = require('./_export');
-var defined = require('./_defined');
-var toLength = require('./_to-length');
-var isRegExp = require('./_is-regexp');
-var getFlags = require('./_flags');
-var RegExpProto = RegExp.prototype;
-
-var $RegExpStringIterator = function (regexp, string) {
-  this._r = regexp;
-  this._s = string;
-};
-
-require('./_iter-create')($RegExpStringIterator, 'RegExp String', function next() {
-  var match = this._r.exec(this._s);
-  return { value: match, done: match === null };
-});
-
-$export($export.P, 'String', {
-  matchAll: function matchAll(regexp) {
-    defined(this);
-    if (!isRegExp(regexp)) throw TypeError(regexp + ' is not a regexp!');
-    var S = String(this);
-    var flags = 'flags' in RegExpProto ? String(regexp.flags) : getFlags.call(regexp);
-    var rx = new RegExp(regexp.source, ~flags.indexOf('g') ? flags : 'g' + flags);
-    rx.lastIndex = toLength(regexp.lastIndex);
-    return new $RegExpStringIterator(rx, S);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.string.pad-end.js b/node_modules/core-js/modules/es7.string.pad-end.js
deleted file mode 100644
index df55ce70b..000000000
--- a/node_modules/core-js/modules/es7.string.pad-end.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-// https://github.com/tc39/proposal-string-pad-start-end
-var $export = require('./_export');
-var $pad = require('./_string-pad');
-var userAgent = require('./_user-agent');
-
-// https://github.com/zloirock/core-js/issues/280
-$export($export.P + $export.F * /Version\/10\.\d+(\.\d+)? Safari\//.test(userAgent), 'String', {
-  padEnd: function padEnd(maxLength /* , fillString = ' ' */) {
-    return $pad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, false);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.string.pad-start.js b/node_modules/core-js/modules/es7.string.pad-start.js
deleted file mode 100644
index 61549121d..000000000
--- a/node_modules/core-js/modules/es7.string.pad-start.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-// https://github.com/tc39/proposal-string-pad-start-end
-var $export = require('./_export');
-var $pad = require('./_string-pad');
-var userAgent = require('./_user-agent');
-
-// https://github.com/zloirock/core-js/issues/280
-$export($export.P + $export.F * /Version\/10\.\d+(\.\d+)? Safari\//.test(userAgent), 'String', {
-  padStart: function padStart(maxLength /* , fillString = ' ' */) {
-    return $pad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, true);
-  }
-});
diff --git a/node_modules/core-js/modules/es7.string.trim-left.js b/node_modules/core-js/modules/es7.string.trim-left.js
deleted file mode 100644
index 39a4b47cf..000000000
--- a/node_modules/core-js/modules/es7.string.trim-left.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// https://github.com/sebmarkbage/ecmascript-string-left-right-trim
-require('./_string-trim')('trimLeft', function ($trim) {
-  return function trimLeft() {
-    return $trim(this, 1);
-  };
-}, 'trimStart');
diff --git a/node_modules/core-js/modules/es7.string.trim-right.js b/node_modules/core-js/modules/es7.string.trim-right.js
deleted file mode 100644
index 7b7c45298..000000000
--- a/node_modules/core-js/modules/es7.string.trim-right.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-// https://github.com/sebmarkbage/ecmascript-string-left-right-trim
-require('./_string-trim')('trimRight', function ($trim) {
-  return function trimRight() {
-    return $trim(this, 2);
-  };
-}, 'trimEnd');
diff --git a/node_modules/core-js/modules/es7.symbol.async-iterator.js b/node_modules/core-js/modules/es7.symbol.async-iterator.js
deleted file mode 100644
index f56dc2a8e..000000000
--- a/node_modules/core-js/modules/es7.symbol.async-iterator.js
+++ /dev/null
@@ -1 +0,0 @@
-require('./_wks-define')('asyncIterator');
diff --git a/node_modules/core-js/modules/es7.symbol.observable.js b/node_modules/core-js/modules/es7.symbol.observable.js
deleted file mode 100644
index fc9a23761..000000000
--- a/node_modules/core-js/modules/es7.symbol.observable.js
+++ /dev/null
@@ -1 +0,0 @@
-require('./_wks-define')('observable');
diff --git a/node_modules/core-js/modules/es7.system.global.js b/node_modules/core-js/modules/es7.system.global.js
deleted file mode 100644
index 310a802ad..000000000
--- a/node_modules/core-js/modules/es7.system.global.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// https://github.com/tc39/proposal-global
-var $export = require('./_export');
-
-$export($export.S, 'System', { global: require('./_global') });
diff --git a/node_modules/core-js/modules/es7.weak-map.from.js b/node_modules/core-js/modules/es7.weak-map.from.js
deleted file mode 100644
index 1a0136576..000000000
--- a/node_modules/core-js/modules/es7.weak-map.from.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-weakmap.from
-require('./_set-collection-from')('WeakMap');
diff --git a/node_modules/core-js/modules/es7.weak-map.of.js b/node_modules/core-js/modules/es7.weak-map.of.js
deleted file mode 100644
index 52c3f66df..000000000
--- a/node_modules/core-js/modules/es7.weak-map.of.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-weakmap.of
-require('./_set-collection-of')('WeakMap');
diff --git a/node_modules/core-js/modules/es7.weak-set.from.js b/node_modules/core-js/modules/es7.weak-set.from.js
deleted file mode 100644
index 493e5bee0..000000000
--- a/node_modules/core-js/modules/es7.weak-set.from.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-weakset.from
-require('./_set-collection-from')('WeakSet');
diff --git a/node_modules/core-js/modules/es7.weak-set.of.js b/node_modules/core-js/modules/es7.weak-set.of.js
deleted file mode 100644
index 5941e72aa..000000000
--- a/node_modules/core-js/modules/es7.weak-set.of.js
+++ /dev/null
@@ -1,2 +0,0 @@
-// https://tc39.github.io/proposal-setmap-offrom/#sec-weakset.of
-require('./_set-collection-of')('WeakSet');
diff --git a/node_modules/core-js/modules/library/_add-to-unscopables.js b/node_modules/core-js/modules/library/_add-to-unscopables.js
deleted file mode 100644
index 02ef44ba4..000000000
--- a/node_modules/core-js/modules/library/_add-to-unscopables.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = function () { /* empty */ };
diff --git a/node_modules/core-js/modules/library/_collection.js b/node_modules/core-js/modules/library/_collection.js
deleted file mode 100644
index 31a36b87a..000000000
--- a/node_modules/core-js/modules/library/_collection.js
+++ /dev/null
@@ -1,59 +0,0 @@
-'use strict';
-var global = require('./_global');
-var $export = require('./_export');
-var meta = require('./_meta');
-var fails = require('./_fails');
-var hide = require('./_hide');
-var redefineAll = require('./_redefine-all');
-var forOf = require('./_for-of');
-var anInstance = require('./_an-instance');
-var isObject = require('./_is-object');
-var setToStringTag = require('./_set-to-string-tag');
-var dP = require('./_object-dp').f;
-var each = require('./_array-methods')(0);
-var DESCRIPTORS = require('./_descriptors');
-
-module.exports = function (NAME, wrapper, methods, common, IS_MAP, IS_WEAK) {
-  var Base = global[NAME];
-  var C = Base;
-  var ADDER = IS_MAP ? 'set' : 'add';
-  var proto = C && C.prototype;
-  var O = {};
-  if (!DESCRIPTORS || typeof C != 'function' || !(IS_WEAK || proto.forEach && !fails(function () {
-    new C().entries().next();
-  }))) {
-    // create collection constructor
-    C = common.getConstructor(wrapper, NAME, IS_MAP, ADDER);
-    redefineAll(C.prototype, methods);
-    meta.NEED = true;
-  } else {
-    C = wrapper(function (target, iterable) {
-      anInstance(target, C, NAME, '_c');
-      target._c = new Base();
-      if (iterable != undefined) forOf(iterable, IS_MAP, target[ADDER], target);
-    });
-    each('add,clear,delete,forEach,get,has,set,keys,values,entries,toJSON'.split(','), function (KEY) {
-      var IS_ADDER = KEY == 'add' || KEY == 'set';
-      if (KEY in proto && !(IS_WEAK && KEY == 'clear')) hide(C.prototype, KEY, function (a, b) {
-        anInstance(this, C, KEY);
-        if (!IS_ADDER && IS_WEAK && !isObject(a)) return KEY == 'get' ? undefined : false;
-        var result = this._c[KEY](a === 0 ? 0 : a, b);
-        return IS_ADDER ? this : result;
-      });
-    });
-    IS_WEAK || dP(C.prototype, 'size', {
-      get: function () {
-        return this._c.size;
-      }
-    });
-  }
-
-  setToStringTag(C, NAME);
-
-  O[NAME] = C;
-  $export($export.G + $export.W + $export.F, O);
-
-  if (!IS_WEAK) common.setStrong(C, NAME, IS_MAP);
-
-  return C;
-};
diff --git a/node_modules/core-js/modules/library/_export.js b/node_modules/core-js/modules/library/_export.js
deleted file mode 100644
index 02bddc0aa..000000000
--- a/node_modules/core-js/modules/library/_export.js
+++ /dev/null
@@ -1,62 +0,0 @@
-var global = require('./_global');
-var core = require('./_core');
-var ctx = require('./_ctx');
-var hide = require('./_hide');
-var has = require('./_has');
-var PROTOTYPE = 'prototype';
-
-var $export = function (type, name, source) {
-  var IS_FORCED = type & $export.F;
-  var IS_GLOBAL = type & $export.G;
-  var IS_STATIC = type & $export.S;
-  var IS_PROTO = type & $export.P;
-  var IS_BIND = type & $export.B;
-  var IS_WRAP = type & $export.W;
-  var exports = IS_GLOBAL ? core : core[name] || (core[name] = {});
-  var expProto = exports[PROTOTYPE];
-  var target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE];
-  var key, own, out;
-  if (IS_GLOBAL) source = name;
-  for (key in source) {
-    // contains in native
-    own = !IS_FORCED && target && target[key] !== undefined;
-    if (own && has(exports, key)) continue;
-    // export native or passed
-    out = own ? target[key] : source[key];
-    // prevent global pollution for namespaces
-    exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key]
-    // bind timers to global for call from export context
-    : IS_BIND && own ? ctx(out, global)
-    // wrap global constructors for prevent change them in library
-    : IS_WRAP && target[key] == out ? (function (C) {
-      var F = function (a, b, c) {
-        if (this instanceof C) {
-          switch (arguments.length) {
-            case 0: return new C();
-            case 1: return new C(a);
-            case 2: return new C(a, b);
-          } return new C(a, b, c);
-        } return C.apply(this, arguments);
-      };
-      F[PROTOTYPE] = C[PROTOTYPE];
-      return F;
-    // make static versions for prototype methods
-    })(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out;
-    // export proto methods to core.%CONSTRUCTOR%.methods.%NAME%
-    if (IS_PROTO) {
-      (exports.virtual || (exports.virtual = {}))[key] = out;
-      // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME%
-      if (type & $export.R && expProto && !expProto[key]) hide(expProto, key, out);
-    }
-  }
-};
-// type bitmap
-$export.F = 1;   // forced
-$export.G = 2;   // global
-$export.S = 4;   // static
-$export.P = 8;   // proto
-$export.B = 16;  // bind
-$export.W = 32;  // wrap
-$export.U = 64;  // safe
-$export.R = 128; // real proto method for `library`
-module.exports = $export;
diff --git a/node_modules/core-js/modules/library/_library.js b/node_modules/core-js/modules/library/_library.js
deleted file mode 100644
index ec01c2c14..000000000
--- a/node_modules/core-js/modules/library/_library.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = true;
diff --git a/node_modules/core-js/modules/library/_path.js b/node_modules/core-js/modules/library/_path.js
deleted file mode 100644
index 2796ebcb9..000000000
--- a/node_modules/core-js/modules/library/_path.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = require('./_core');
diff --git a/node_modules/core-js/modules/library/_redefine-all.js b/node_modules/core-js/modules/library/_redefine-all.js
deleted file mode 100644
index bf8c0ea39..000000000
--- a/node_modules/core-js/modules/library/_redefine-all.js
+++ /dev/null
@@ -1,7 +0,0 @@
-var hide = require('./_hide');
-module.exports = function (target, src, safe) {
-  for (var key in src) {
-    if (safe && target[key]) target[key] = src[key];
-    else hide(target, key, src[key]);
-  } return target;
-};
diff --git a/node_modules/core-js/modules/library/_redefine.js b/node_modules/core-js/modules/library/_redefine.js
deleted file mode 100644
index fde6108ef..000000000
--- a/node_modules/core-js/modules/library/_redefine.js
+++ /dev/null
@@ -1 +0,0 @@
-module.exports = require('./_hide');
diff --git a/node_modules/core-js/modules/library/_set-species.js b/node_modules/core-js/modules/library/_set-species.js
deleted file mode 100644
index 1f25fde1e..000000000
--- a/node_modules/core-js/modules/library/_set-species.js
+++ /dev/null
@@ -1,14 +0,0 @@
-'use strict';
-var global = require('./_global');
-var core = require('./_core');
-var dP = require('./_object-dp');
-var DESCRIPTORS = require('./_descriptors');
-var SPECIES = require('./_wks')('species');
-
-module.exports = function (KEY) {
-  var C = typeof core[KEY] == 'function' ? core[KEY] : global[KEY];
-  if (DESCRIPTORS && C && !C[SPECIES]) dP.f(C, SPECIES, {
-    configurable: true,
-    get: function () { return this; }
-  });
-};
diff --git a/node_modules/core-js/modules/library/es6.date.to-json.js b/node_modules/core-js/modules/library/es6.date.to-json.js
deleted file mode 100644
index 69b1f3018..000000000
--- a/node_modules/core-js/modules/library/es6.date.to-json.js
+++ /dev/null
@@ -1,19 +0,0 @@
-'use strict';
-var $export = require('./_export');
-var toObject = require('./_to-object');
-var toPrimitive = require('./_to-primitive');
-var toISOString = require('./_date-to-iso-string');
-var classof = require('./_classof');
-
-$export($export.P + $export.F * require('./_fails')(function () {
-  return new Date(NaN).toJSON() !== null
-    || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
-}), 'Date', {
-  // eslint-disable-next-line no-unused-vars
-  toJSON: function toJSON(key) {
-    var O = toObject(this);
-    var pv = toPrimitive(O);
-    return typeof pv == 'number' && !isFinite(pv) ? null :
-      (!('toISOString' in O) && classof(O) == 'Date') ? toISOString.call(O) : O.toISOString();
-  }
-});
diff --git a/node_modules/core-js/modules/library/es6.date.to-primitive.js b/node_modules/core-js/modules/library/es6.date.to-primitive.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.date.to-primitive.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.date.to-string.js b/node_modules/core-js/modules/library/es6.date.to-string.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.date.to-string.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.function.name.js b/node_modules/core-js/modules/library/es6.function.name.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.function.name.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.number.constructor.js b/node_modules/core-js/modules/library/es6.number.constructor.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.number.constructor.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.object.to-string.js b/node_modules/core-js/modules/library/es6.object.to-string.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.object.to-string.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.regexp.constructor.js b/node_modules/core-js/modules/library/es6.regexp.constructor.js
deleted file mode 100644
index e85e3141a..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.constructor.js
+++ /dev/null
@@ -1 +0,0 @@
-require('./_set-species')('RegExp');
diff --git a/node_modules/core-js/modules/library/es6.regexp.flags.js b/node_modules/core-js/modules/library/es6.regexp.flags.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.flags.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.regexp.match.js b/node_modules/core-js/modules/library/es6.regexp.match.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.match.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.regexp.replace.js b/node_modules/core-js/modules/library/es6.regexp.replace.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.replace.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.regexp.search.js b/node_modules/core-js/modules/library/es6.regexp.search.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.search.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.regexp.split.js b/node_modules/core-js/modules/library/es6.regexp.split.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.split.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/es6.regexp.to-string.js b/node_modules/core-js/modules/library/es6.regexp.to-string.js
deleted file mode 100644
index e69de29bb..000000000
--- a/node_modules/core-js/modules/library/es6.regexp.to-string.js
+++ /dev/null
diff --git a/node_modules/core-js/modules/library/web.dom.iterable.js b/node_modules/core-js/modules/library/web.dom.iterable.js
deleted file mode 100644
index fc00afac4..000000000
--- a/node_modules/core-js/modules/library/web.dom.iterable.js
+++ /dev/null
@@ -1,19 +0,0 @@
-require('./es6.array.iterator');
-var global = require('./_global');
-var hide = require('./_hide');
-var Iterators = require('./_iterators');
-var TO_STRING_TAG = require('./_wks')('toStringTag');
-
-var DOMIterables = ('CSSRuleList,CSSStyleDeclaration,CSSValueList,ClientRectList,DOMRectList,DOMStringList,' +
-  'DOMTokenList,DataTransferItemList,FileList,HTMLAllCollection,HTMLCollection,HTMLFormElement,HTMLSelectElement,' +
-  'MediaList,MimeTypeArray,NamedNodeMap,NodeList,PaintRequestList,Plugin,PluginArray,SVGLengthList,SVGNumberList,' +
-  'SVGPathSegList,SVGPointList,SVGStringList,SVGTransformList,SourceBufferList,StyleSheetList,TextTrackCueList,' +
-  'TextTrackList,TouchList').split(',');
-
-for (var i = 0; i < DOMIterables.length; i++) {
-  var NAME = DOMIterables[i];
-  var Collection = global[NAME];
-  var proto = Collection && Collection.prototype;
-  if (proto && !proto[TO_STRING_TAG]) hide(proto, TO_STRING_TAG, NAME);
-  Iterators[NAME] = Iterators.Array;
-}
diff --git a/node_modules/core-js/modules/web.dom.iterable.js b/node_modules/core-js/modules/web.dom.iterable.js
deleted file mode 100644
index 40834b02b..000000000
--- a/node_modules/core-js/modules/web.dom.iterable.js
+++ /dev/null
@@ -1,58 +0,0 @@
-var $iterators = require('./es6.array.iterator');
-var getKeys = require('./_object-keys');
-var redefine = require('./_redefine');
-var global = require('./_global');
-var hide = require('./_hide');
-var Iterators = require('./_iterators');
-var wks = require('./_wks');
-var ITERATOR = wks('iterator');
-var TO_STRING_TAG = wks('toStringTag');
-var ArrayValues = Iterators.Array;
-
-var DOMIterables = {
-  CSSRuleList: true, // TODO: Not spec compliant, should be false.
-  CSSStyleDeclaration: false,
-  CSSValueList: false,
-  ClientRectList: false,
-  DOMRectList: false,
-  DOMStringList: false,
-  DOMTokenList: true,
-  DataTransferItemList: false,
-  FileList: false,
-  HTMLAllCollection: false,
-  HTMLCollection: false,
-  HTMLFormElement: false,
-  HTMLSelectElement: false,
-  MediaList: true, // TODO: Not spec compliant, should be false.
-  MimeTypeArray: false,
-  NamedNodeMap: false,
-  NodeList: true,
-  PaintRequestList: false,
-  Plugin: false,
-  PluginArray: false,
-  SVGLengthList: false,
-  SVGNumberList: false,
-  SVGPathSegList: false,
-  SVGPointList: false,
-  SVGStringList: false,
-  SVGTransformList: false,
-  SourceBufferList: false,
-  StyleSheetList: true, // TODO: Not spec compliant, should be false.
-  TextTrackCueList: false,
-  TextTrackList: false,
-  TouchList: false
-};
-
-for (var collections = getKeys(DOMIterables), i = 0; i < collections.length; i++) {
-  var NAME = collections[i];
-  var explicit = DOMIterables[NAME];
-  var Collection = global[NAME];
-  var proto = Collection && Collection.prototype;
-  var key;
-  if (proto) {
-    if (!proto[ITERATOR]) hide(proto, ITERATOR, ArrayValues);
-    if (!proto[TO_STRING_TAG]) hide(proto, TO_STRING_TAG, NAME);
-    Iterators[NAME] = ArrayValues;
-    if (explicit) for (key in $iterators) if (!proto[key]) redefine(proto, key, $iterators[key], true);
-  }
-}
diff --git a/node_modules/core-js/modules/web.immediate.js b/node_modules/core-js/modules/web.immediate.js
deleted file mode 100644
index 70f3e70da..000000000
--- a/node_modules/core-js/modules/web.immediate.js
+++ /dev/null
@@ -1,6 +0,0 @@
-var $export = require('./_export');
-var $task = require('./_task');
-$export($export.G + $export.B, {
-  setImmediate: $task.set,
-  clearImmediate: $task.clear
-});
diff --git a/node_modules/core-js/modules/web.timers.js b/node_modules/core-js/modules/web.timers.js
deleted file mode 100644
index c87908304..000000000
--- a/node_modules/core-js/modules/web.timers.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// ie9- setTimeout & setInterval additional parameters fix
-var global = require('./_global');
-var $export = require('./_export');
-var userAgent = require('./_user-agent');
-var slice = [].slice;
-var MSIE = /MSIE .\./.test(userAgent); // <- dirty ie9- check
-var wrap = function (set) {
-  return function (fn, time /* , ...args */) {
-    var boundArgs = arguments.length > 2;
-    var args = boundArgs ? slice.call(arguments, 2) : false;
-    return set(boundArgs ? function () {
-      // eslint-disable-next-line no-new-func
-      (typeof fn == 'function' ? fn : Function(fn)).apply(this, args);
-    } : fn, time);
-  };
-};
-$export($export.G + $export.B + $export.F * MSIE, {
-  setTimeout: wrap(global.setTimeout),
-  setInterval: wrap(global.setInterval)
-});
author	Florian Dold <florian.dold@gmail.com>	2019-03-27 21:01:33 +0100
committer	Florian Dold <florian.dold@gmail.com>	2019-03-27 21:01:33 +0100
commit	cc97a4dd2a967e1c2273bd5f4c5f49a5bf2e2585 (patch)
tree	92c5d88706a6ffc654d1b133618d357890e7096b /node_modules/core-js/modules
parent	3771b4d6b67b34c130f3a9a1a15f42deefdb2eda (diff)