(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
// shim for using process in browser

var process = module.exports = {};
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;

function cleanUpNextTick() {
    draining = false;
    if (currentQueue.length) {
        queue = currentQueue.concat(queue);
    } else {
        queueIndex = -1;
    }
    if (queue.length) {
        drainQueue();
    }
}

function drainQueue() {
    if (draining) {
        return;
    }
    var timeout = setTimeout(cleanUpNextTick);
    draining = true;

    var len = queue.length;
    while(len) {
        currentQueue = queue;
        queue = [];
        while (++queueIndex < len) {
            currentQueue[queueIndex].run();
        }
        queueIndex = -1;
        len = queue.length;
    }
    currentQueue = null;
    draining = false;
    clearTimeout(timeout);
}

process.nextTick = function (fun) {
    var args = new Array(arguments.length - 1);
    if (arguments.length > 1) {
        for (var i = 1; i < arguments.length; i++) {
            args[i - 1] = arguments[i];
        }
    }
    queue.push(new Item(fun, args));
    if (queue.length === 1 && !draining) {
        setTimeout(drainQueue, 0);
    }
};

// v8 likes predictible objects
function Item(fun, array) {
    this.fun = fun;
    this.array = array;
}
Item.prototype.run = function () {
    this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};

function noop() {}

process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;

process.binding = function (name) {
    throw new Error('process.binding is not supported');
};

// TODO(shtylman)
process.cwd = function () { return '/' };
process.chdir = function (dir) {
    throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };

},{}],2:[function(require,module,exports){
(function (global){
"use strict";

require("core-js/shim");

require("regenerator/runtime");

if (global._babelPolyfill) {
  throw new Error("only one instance of babel/polyfill is allowed");
}
global._babelPolyfill = true;
}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{"core-js/shim":91,"regenerator/runtime":92}],3:[function(require,module,exports){
// false -> Array#indexOf
// true  -> Array#includes
var $ = require('./$');
module.exports = function(IS_INCLUDES){
  return function($this, el, fromIndex){
    var O      = $.toObject($this)
      , length = $.toLength(O.length)
      , index  = $.toIndex(fromIndex, length)
      , value;
    if(IS_INCLUDES && el != el)while(length > index){
      value = O[index++];
      if(value != value)return true;
    } else for(;length > index; index++)if(IS_INCLUDES || index in O){
      if(O[index] === el)return IS_INCLUDES || index;
    } return !IS_INCLUDES && -1;
  };
};
},{"./$":24}],4:[function(require,module,exports){
// 0 -> Array#forEach
// 1 -> Array#map
// 2 -> Array#filter
// 3 -> Array#some
// 4 -> Array#every
// 5 -> Array#find
// 6 -> Array#findIndex
var $   = require('./$')
  , ctx = require('./$.ctx');
module.exports = function(TYPE){
  var IS_MAP        = TYPE == 1
    , IS_FILTER     = TYPE == 2
    , IS_SOME       = TYPE == 3
    , IS_EVERY      = TYPE == 4
    , IS_FIND_INDEX = TYPE == 6
    , NO_HOLES      = TYPE == 5 || IS_FIND_INDEX;
  return function($this, callbackfn, that){
    var O      = Object($.assertDefined($this))
      , self   = $.ES5Object(O)
      , f      = ctx(callbackfn, that, 3)
      , length = $.toLength(self.length)
      , index  = 0
      , result = IS_MAP ? Array(length) : IS_FILTER ? [] : undefined
      , val, res;
    for(;length > index; index++)if(NO_HOLES || index in self){
      val = self[index];
      res = f(val, index, O);
      if(TYPE){
        if(IS_MAP)result[index] = res;            // map
        else if(res)switch(TYPE){
          case 3: return true;                    // some
          case 5: return val;                     // find
          case 6: return index;                   // findIndex
          case 2: result.push(val);               // filter
        } else if(IS_EVERY)return false;          // every
      }
    }
    return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : result;
  };
};
},{"./$":24,"./$.ctx":12}],5:[function(require,module,exports){
var $ = require('./$');
function assert(condition, msg1, msg2){
  if(!condition)throw TypeError(msg2 ? msg1 + msg2 : msg1);
}
assert.def = $.assertDefined;
assert.fn = function(it){
  if(!$.isFunction(it))throw TypeError(it + ' is not a function!');
  return it;
};
assert.obj = function(it){
  if(!$.isObject(it))throw TypeError(it + ' is not an object!');
  return it;
};
assert.inst = function(it, Constructor, name){
  if(!(it instanceof Constructor))throw TypeError(name + ": use the 'new' operator!");
  return it;
};
module.exports = assert;
},{"./$":24}],6:[function(require,module,exports){
var $        = require('./$')
  , enumKeys = require('./$.enum-keys');
// 19.1.2.1 Object.assign(target, source, ...)
/* eslint-disable no-unused-vars */
module.exports = Object.assign || function assign(target, source){
/* eslint-enable no-unused-vars */
  var T = Object($.assertDefined(target))
    , l = arguments.length
    , i = 1;
  while(l > i){
    var S      = $.ES5Object(arguments[i++])
      , keys   = enumKeys(S)
      , length = keys.length
      , j      = 0
      , key;
    while(length > j)T[key = keys[j++]] = S[key];
  }
  return T;
};
},{"./$":24,"./$.enum-keys":15}],7:[function(require,module,exports){
var $        = require('./$')
  , TAG      = require('./$.wks')('toStringTag')
  , toString = {}.toString;
function cof(it){
  return toString.call(it).slice(8, -1);
}
cof.classof = function(it){
  var O, T;
  return it == undefined ? it === undefined ? 'Undefined' : 'Null'
    : typeof (T = (O = Object(it))[TAG]) == 'string' ? T : cof(O);
};
cof.set = function(it, tag, stat){
  if(it && !$.has(it = stat ? it : it.prototype, TAG))$.hide(it, TAG, tag);
};
module.exports = cof;
},{"./$":24,"./$.wks":42}],8:[function(require,module,exports){
'use strict';
var $        = require('./$')
  , ctx      = require('./$.ctx')
  , safe     = require('./$.uid').safe
  , assert   = require('./$.assert')
  , forOf    = require('./$.for-of')
  , step     = require('./$.iter').step
  , $has     = $.has
  , set      = $.set
  , isObject = $.isObject
  , hide     = $.hide
  , isExtensible = Object.isExtensible || isObject
  , ID       = safe('id')
  , O1       = safe('O1')
  , LAST     = safe('last')
  , FIRST    = safe('first')
  , ITER     = safe('iter')
  , SIZE     = $.DESC ? safe('size') : 'size'
  , id       = 0;

function fastKey(it, create){
  // return primitive with prefix
  if(!isObject(it))return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
  if(!$has(it, ID)){
    // can't set id to frozen object
    if(!isExtensible(it))return 'F';
    // not necessary to add id
    if(!create)return 'E';
    // add missing object id
    hide(it, ID, ++id);
  // return object id with prefix
  } return 'O' + it[ID];
}

function getEntry(that, key){
  // fast case
  var index = fastKey(key), entry;
  if(index !== 'F')return that[O1][index];
  // frozen object case
  for(entry = that[FIRST]; 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){
      assert.inst(that, C, NAME);
      set(that, O1, $.create(null));
      set(that, SIZE, 0);
      set(that, LAST, undefined);
      set(that, FIRST, undefined);
      if(iterable != undefined)forOf(iterable, IS_MAP, that[ADDER], that);
    });
    require('./$.mix')(C.prototype, {
      // 23.1.3.1 Map.prototype.clear()
      // 23.2.3.2 Set.prototype.clear()
      clear: function clear(){
        for(var that = this, data = that[O1], entry = that[FIRST]; entry; entry = entry.n){
          entry.r = true;
          if(entry.p)entry.p = entry.p.n = undefined;
          delete data[entry.i];
        }
        that[FIRST] = that[LAST] = 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  = this
          , entry = getEntry(that, key);
        if(entry){
          var next = entry.n
            , prev = entry.p;
          delete that[O1][entry.i];
          entry.r = true;
          if(prev)prev.n = next;
          if(next)next.p = prev;
          if(that[FIRST] == entry)that[FIRST] = next;
          if(that[LAST] == entry)that[LAST] = 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 */){
        var f = ctx(callbackfn, arguments[1], 3)
          , entry;
        while(entry = entry ? entry.n : this[FIRST]){
          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(this, key);
      }
    });
    if($.DESC)$.setDesc(C.prototype, 'size', {
      get: function(){
        return assert.def(this[SIZE]);
      }
    });
    return C;
  },
  def: function(that, key, value){
    var entry = getEntry(that, key)
      , prev, index;
    // change existing entry
    if(entry){
      entry.v = value;
    // create new entry
    } else {
      that[LAST] = entry = {
        i: index = fastKey(key, true), // <- index
        k: key,                        // <- key
        v: value,                      // <- value
        p: prev = that[LAST],          // <- previous entry
        n: undefined,                  // <- next entry
        r: false                       // <- removed
      };
      if(!that[FIRST])that[FIRST] = entry;
      if(prev)prev.n = entry;
      that[SIZE]++;
      // add to index
      if(index !== 'F')that[O1][index] = entry;
    } return that;
  },
  getEntry: getEntry,
  // 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
  setIter: function(C, NAME, IS_MAP){
    require('./$.iter-define')(C, NAME, function(iterated, kind){
      set(this, ITER, {o: iterated, k: kind});
    }, function(){
      var iter  = this[ITER]
        , kind  = iter.k
        , entry = iter.l;
      // revert to the last existing entry
      while(entry && entry.r)entry = entry.p;
      // get next entry
      if(!iter.o || !(iter.l = entry = entry ? entry.n : iter.o[FIRST])){
        // or finish the iteration
        iter.o = undefined;
        return step(1);
      }
      // return step by kind
      if(kind == 'keys'  )return step(0, entry.k);
      if(kind == 'values')return step(0, entry.v);
      return step(0, [entry.k, entry.v]);
    }, IS_MAP ? 'entries' : 'values' , !IS_MAP, true);
  }
};
},{"./$":24,"./$.assert":5,"./$.ctx":12,"./$.for-of":16,"./$.iter":23,"./$.iter-define":21,"./$.mix":26,"./$.uid":40}],9:[function(require,module,exports){
// https://github.com/DavidBruant/Map-Set.prototype.toJSON
var $def  = require('./$.def')
  , forOf = require('./$.for-of');
module.exports = function(NAME){
  $def($def.P, NAME, {
    toJSON: function toJSON(){
      var arr = [];
      forOf(this, false, arr.push, arr);
      return arr;
    }
  });
};
},{"./$.def":13,"./$.for-of":16}],10:[function(require,module,exports){
'use strict';
var $         = require('./$')
  , safe      = require('./$.uid').safe
  , assert    = require('./$.assert')
  , forOf     = require('./$.for-of')
  , $has      = $.has
  , isObject  = $.isObject
  , hide      = $.hide
  , isExtensible = Object.isExtensible || isObject
  , id        = 0
  , ID        = safe('id')
  , WEAK      = safe('weak')
  , LEAK      = safe('leak')
  , method    = require('./$.array-methods')
  , find      = method(5)
  , findIndex = method(6);
function findFrozen(store, key){
  return find(store.array, function(it){
    return it[0] === key;
  });
}
// fallback for frozen keys
function leakStore(that){
  return that[LEAK] || hide(that, LEAK, {
    array: [],
    get: function(key){
      var entry = findFrozen(this, key);
      if(entry)return entry[1];
    },
    has: function(key){
      return !!findFrozen(this, key);
    },
    set: function(key, value){
      var entry = findFrozen(this, key);
      if(entry)entry[1] = value;
      else this.array.push([key, value]);
    },
    'delete': function(key){
      var index = findIndex(this.array, function(it){
        return it[0] === key;
      });
      if(~index)this.array.splice(index, 1);
      return !!~index;
    }
  })[LEAK];
}

module.exports = {
  getConstructor: function(wrapper, NAME, IS_MAP, ADDER){
    var C = wrapper(function(that, iterable){
      $.set(assert.inst(that, C, NAME), ID, id++);
      if(iterable != undefined)forOf(iterable, IS_MAP, that[ADDER], that);
    });
    require('./$.mix')(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;
        if(!isExtensible(key))return leakStore(this)['delete'](key);
        return $has(key, WEAK) && $has(key[WEAK], this[ID]) && delete key[WEAK][this[ID]];
      },
      // 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;
        if(!isExtensible(key))return leakStore(this).has(key);
        return $has(key, WEAK) && $has(key[WEAK], this[ID]);
      }
    });
    return C;
  },
  def: function(that, key, value){
    if(!isExtensible(assert.obj(key))){
      leakStore(that).set(key, value);
    } else {
      $has(key, WEAK) || hide(key, WEAK, {});
      key[WEAK][that[ID]] = value;
    } return that;
  },
  leakStore: leakStore,
  WEAK: WEAK,
  ID: ID
};
},{"./$":24,"./$.array-methods":4,"./$.assert":5,"./$.for-of":16,"./$.mix":26,"./$.uid":40}],11:[function(require,module,exports){
'use strict';
var $     = require('./$')
  , $def  = require('./$.def')
  , BUGGY = require('./$.iter').BUGGY
  , forOf = require('./$.for-of')
  , species = require('./$.species')
  , assertInstance = require('./$.assert').inst;

module.exports = function(NAME, wrapper, methods, common, IS_MAP, IS_WEAK){
  var Base  = $.g[NAME]
    , C     = Base
    , ADDER = IS_MAP ? 'set' : 'add'
    , proto = C && C.prototype
    , O     = {};
  function fixMethod(KEY){
    var fn = proto[KEY];
    require('./$.redef')(proto, KEY,
      KEY == 'delete' ? function(a){ return fn.call(this, a === 0 ? 0 : a); }
      : KEY == 'has' ? function has(a){ return fn.call(this, a === 0 ? 0 : a); }
      : KEY == 'get' ? function get(a){ return 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(!$.isFunction(C) || !(IS_WEAK || !BUGGY && proto.forEach && proto.entries)){
    // create collection constructor
    C = common.getConstructor(wrapper, NAME, IS_MAP, ADDER);
    require('./$.mix')(C.prototype, methods);
  } else {
    var inst  = new C
      , chain = inst[ADDER](IS_WEAK ? {} : -0, 1)
      , buggyZero;
    // wrap for init collections from iterable
    if(!require('./$.iter-detect')(function(iter){ new C(iter); })){ // eslint-disable-line no-new
      C = wrapper(function(target, iterable){
        assertInstance(target, C, NAME);
        var that = new Base;
        if(iterable != undefined)forOf(iterable, IS_MAP, that[ADDER], that);
        return that;
      });
      C.prototype = proto;
      proto.constructor = C;
    }
    IS_WEAK || inst.forEach(function(val, key){
      buggyZero = 1 / key === -Infinity;
    });
    // fix converting -0 key to +0
    if(buggyZero){
      fixMethod('delete');
      fixMethod('has');
      IS_MAP && fixMethod('get');
    }
    // + fix .add & .set for chaining
    if(buggyZero || chain !== inst)fixMethod(ADDER);
  }

  require('./$.cof').set(C, NAME);

  O[NAME] = C;
  $def($def.G + $def.W + $def.F * (C != Base), O);
  species(C);
  species($.core[NAME]); // for wrapper

  if(!IS_WEAK)common.setIter(C, NAME, IS_MAP);

  return C;
};
},{"./$":24,"./$.assert":5,"./$.cof":7,"./$.def":13,"./$.for-of":16,"./$.iter":23,"./$.iter-detect":22,"./$.mix":26,"./$.redef":29,"./$.species":34}],12:[function(require,module,exports){
// Optional / simple context binding
var assertFunction = require('./$.assert').fn;
module.exports = function(fn, that, length){
  assertFunction(fn);
  if(~length && that === undefined)return fn;
  switch(length){
    case 1: return function(a){
      return fn.call(that, a);
    };
    case 2: return function(a, b){
      return fn.call(that, a, b);
    };
    case 3: return function(a, b, c){
      return fn.call(that, a, b, c);
    };
  } return function(/* ...args */){
      return fn.apply(that, arguments);
    };
};
},{"./$.assert":5}],13:[function(require,module,exports){
var $          = require('./$')
  , global     = $.g
  , core       = $.core
  , isFunction = $.isFunction
  , $redef     = require('./$.redef');
function ctx(fn, that){
  return function(){
    return fn.apply(that, arguments);
  };
}
global.core = core;
// type bitmap
$def.F = 1;  // forced
$def.G = 2;  // global
$def.S = 4;  // static
$def.P = 8;  // proto
$def.B = 16; // bind
$def.W = 32; // wrap
function $def(type, name, source){
  var key, own, out, exp
    , isGlobal = type & $def.G
    , isProto  = type & $def.P
    , target   = isGlobal ? global : type & $def.S
        ? global[name] : (global[name] || {}).prototype
    , exports  = isGlobal ? core : core[name] || (core[name] = {});
  if(isGlobal)source = name;
  for(key in source){
    // contains in native
    own = !(type & $def.F) && target && key in target;
    // export native or passed
    out = (own ? target : source)[key];
    // bind timers to global for call from export context
    if(type & $def.B && own)exp = ctx(out, global);
    else exp = isProto && isFunction(out) ? ctx(Function.call, out) : out;
    // extend global
    if(target && !own)$redef(target, key, out);
    // export
    if(exports[key] != out)$.hide(exports, key, exp);
    if(isProto)(exports.prototype || (exports.prototype = {}))[key] = out;
  }
}
module.exports = $def;
},{"./$":24,"./$.redef":29}],14:[function(require,module,exports){
var $        = require('./$')
  , document = $.g.document
  , isObject = $.isObject
  // in old IE typeof document.createElement is 'object'
  , is = isObject(document) && isObject(document.createElement);
module.exports = function(it){
  return is ? document.createElement(it) : {};
};
},{"./$":24}],15:[function(require,module,exports){
var $ = require('./$');
module.exports = function(it){
  var keys       = $.getKeys(it)
    , getDesc    = $.getDesc
    , getSymbols = $.getSymbols;
  if(getSymbols)$.each.call(getSymbols(it), function(key){
    if(getDesc(it, key).enumerable)keys.push(key);
  });
  return keys;
};
},{"./$":24}],16:[function(require,module,exports){
var ctx  = require('./$.ctx')
  , get  = require('./$.iter').get
  , call = require('./$.iter-call');
module.exports = function(iterable, entries, fn, that){
  var iterator = get(iterable)
    , f        = ctx(fn, that, entries ? 2 : 1)
    , step;
  while(!(step = iterator.next()).done){
    if(call(iterator, f, step.value, entries) === false){
      return call.close(iterator);
    }
  }
};
},{"./$.ctx":12,"./$.iter":23,"./$.iter-call":20}],17:[function(require,module,exports){
module.exports = function($){
  $.FW   = true;
  $.path = $.g;
  return $;
};
},{}],18:[function(require,module,exports){
// fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window
var $ = require('./$')
  , toString = {}.toString
  , getNames = $.getNames;

var windowNames = typeof window == 'object' && Object.getOwnPropertyNames
  ? Object.getOwnPropertyNames(window) : [];

function getWindowNames(it){
  try {
    return getNames(it);
  } catch(e){
    return windowNames.slice();
  }
}

module.exports.get = function getOwnPropertyNames(it){
  if(windowNames && toString.call(it) == '[object Window]')return getWindowNames(it);
  return getNames($.toObject(it));
};
},{"./$":24}],19:[function(require,module,exports){
// 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]);
    case 5: return un ? fn(args[0], args[1], args[2], args[3], args[4])
                      : fn.call(that, args[0], args[1], args[2], args[3], args[4]);
  } return              fn.apply(that, args);
};
},{}],20:[function(require,module,exports){
var assertObject = require('./$.assert').obj;
function close(iterator){
  var ret = iterator['return'];
  if(ret !== undefined)assertObject(ret.call(iterator));
}
function call(iterator, fn, value, entries){
  try {
    return entries ? fn(assertObject(value)[0], value[1]) : fn(value);
  } catch(e){
    close(iterator);
    throw e;
  }
}
call.close = close;
module.exports = call;
},{"./$.assert":5}],21:[function(require,module,exports){
var $def            = require('./$.def')
  , $redef          = require('./$.redef')
  , $               = require('./$')
  , cof             = require('./$.cof')
  , $iter           = require('./$.iter')
  , SYMBOL_ITERATOR = require('./$.wks')('iterator')
  , FF_ITERATOR     = '@@iterator'
  , KEYS            = 'keys'
  , VALUES          = 'values'
  , Iterators       = $iter.Iterators;
module.exports = function(Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCE){
  $iter.create(Constructor, NAME, next);
  function createMethod(kind){
    function $$(that){
      return new Constructor(that, kind);
    }
    switch(kind){
      case KEYS: return function keys(){ return $$(this); };
      case VALUES: return function values(){ return $$(this); };
    } return function entries(){ return $$(this); };
  }
  var TAG      = NAME + ' Iterator'
    , proto    = Base.prototype
    , _native  = proto[SYMBOL_ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT]
    , _default = _native || createMethod(DEFAULT)
    , methods, key;
  // Fix native
  if(_native){
    var IteratorPrototype = $.getProto(_default.call(new Base));
    // Set @@toStringTag to native iterators
    cof.set(IteratorPrototype, TAG, true);
    // FF fix
    if($.FW && $.has(proto, FF_ITERATOR))$iter.set(IteratorPrototype, $.that);
  }
  // Define iterator
  if($.FW || FORCE)$iter.set(proto, _default);
  // Plug for library
  Iterators[NAME] = _default;
  Iterators[TAG]  = $.that;
  if(DEFAULT){
    methods = {
      keys:    IS_SET            ? _default : createMethod(KEYS),
      values:  DEFAULT == VALUES ? _default : createMethod(VALUES),
      entries: DEFAULT != VALUES ? _default : createMethod('entries')
    };
    if(FORCE)for(key in methods){
      if(!(key in proto))$redef(proto, key, methods[key]);
    } else $def($def.P + $def.F * $iter.BUGGY, NAME, methods);
  }
};
},{"./$":24,"./$.cof":7,"./$.def":13,"./$.iter":23,"./$.redef":29,"./$.wks":42}],22:[function(require,module,exports){
var SYMBOL_ITERATOR = require('./$.wks')('iterator')
  , SAFE_CLOSING    = false;
try {
  var riter = [7][SYMBOL_ITERATOR]();
  riter['return'] = function(){ SAFE_CLOSING = true; };
  Array.from(riter, function(){ throw 2; });
} catch(e){ /* empty */ }
module.exports = function(exec){
  if(!SAFE_CLOSING)return false;
  var safe = false;
  try {
    var arr  = [7]
      , iter = arr[SYMBOL_ITERATOR]();
    iter.next = function(){ safe = true; };
    arr[SYMBOL_ITERATOR] = function(){ return iter; };
    exec(arr);
  } catch(e){ /* empty */ }
  return safe;
};
},{"./$.wks":42}],23:[function(require,module,exports){
'use strict';
var $                 = require('./$')
  , cof               = require('./$.cof')
  , classof           = cof.classof
  , assert            = require('./$.assert')
  , assertObject      = assert.obj
  , SYMBOL_ITERATOR   = require('./$.wks')('iterator')
  , FF_ITERATOR       = '@@iterator'
  , Iterators         = require('./$.shared')('iterators')
  , IteratorPrototype = {};
// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
setIterator(IteratorPrototype, $.that);
function setIterator(O, value){
  $.hide(O, SYMBOL_ITERATOR, value);
  // Add iterator for FF iterator protocol
  if(FF_ITERATOR in [])$.hide(O, FF_ITERATOR, value);
}

module.exports = {
  // Safari has buggy iterators w/o `next`
  BUGGY: 'keys' in [] && !('next' in [].keys()),
  Iterators: Iterators,
  step: function(done, value){
    return {value: value, done: !!done};
  },
  is: function(it){
    var O      = Object(it)
      , Symbol = $.g.Symbol;
    return (Symbol && Symbol.iterator || FF_ITERATOR) in O
      || SYMBOL_ITERATOR in O
      || $.has(Iterators, classof(O));
  },
  get: function(it){
    var Symbol = $.g.Symbol
      , getIter;
    if(it != undefined){
      getIter = it[Symbol && Symbol.iterator || FF_ITERATOR]
        || it[SYMBOL_ITERATOR]
        || Iterators[classof(it)];
    }
    assert($.isFunction(getIter), it, ' is not iterable!');
    return assertObject(getIter.call(it));
  },
  set: setIterator,
  create: function(Constructor, NAME, next, proto){
    Constructor.prototype = $.create(proto || IteratorPrototype, {next: $.desc(1, next)});
    cof.set(Constructor, NAME + ' Iterator');
  }
};
},{"./$":24,"./$.assert":5,"./$.cof":7,"./$.shared":33,"./$.wks":42}],24:[function(require,module,exports){
'use strict';
var global = typeof self != 'undefined' ? self : Function('return this')()
  , core   = {}
  , defineProperty = Object.defineProperty
  , hasOwnProperty = {}.hasOwnProperty
  , ceil  = Math.ceil
  , floor = Math.floor
  , max   = Math.max
  , min   = Math.min;
// The engine works fine with descriptors? Thank's IE8 for his funny defineProperty.
var DESC = !!function(){
  try {
    return defineProperty({}, 'a', {get: function(){ return 2; }}).a == 2;
  } catch(e){ /* empty */ }
}();
var hide = createDefiner(1);
// 7.1.4 ToInteger
function toInteger(it){
  return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it);
}
function desc(bitmap, value){
  return {
    enumerable  : !(bitmap & 1),
    configurable: !(bitmap & 2),
    writable    : !(bitmap & 4),
    value       : value
  };
}
function simpleSet(object, key, value){
  object[key] = value;
  return object;
}
function createDefiner(bitmap){
  return DESC ? function(object, key, value){
    return $.setDesc(object, key, desc(bitmap, value));
  } : simpleSet;
}

function isObject(it){
  return it !== null && (typeof it == 'object' || typeof it == 'function');
}
function isFunction(it){
  return typeof it == 'function';
}
function assertDefined(it){
  if(it == undefined)throw TypeError("Can't call method on  " + it);
  return it;
}

var $ = module.exports = require('./$.fw')({
  g: global,
  core: core,
  html: global.document && document.documentElement,
  // http://jsperf.com/core-js-isobject
  isObject:   isObject,
  isFunction: isFunction,
  that: function(){
    return this;
  },
  // 7.1.4 ToInteger
  toInteger: toInteger,
  // 7.1.15 ToLength
  toLength: function(it){
    return it > 0 ? min(toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991
  },
  toIndex: function(index, length){
    index = toInteger(index);
    return index < 0 ? max(index + length, 0) : min(index, length);
  },
  has: function(it, key){
    return hasOwnProperty.call(it, key);
  },
  create:     Object.create,
  getProto:   Object.getPrototypeOf,
  DESC:       DESC,
  desc:       desc,
  getDesc:    Object.getOwnPropertyDescriptor,
  setDesc:    defineProperty,
  setDescs:   Object.defineProperties,
  getKeys:    Object.keys,
  getNames:   Object.getOwnPropertyNames,
  getSymbols: Object.getOwnPropertySymbols,
  assertDefined: assertDefined,
  // Dummy, fix for not array-like ES3 string in es5 module
  ES5Object: Object,
  toObject: function(it){
    return $.ES5Object(assertDefined(it));
  },
  hide: hide,
  def: createDefiner(0),
  set: global.Symbol ? simpleSet : hide,
  each: [].forEach
});
/* eslint-disable no-undef */
if(typeof __e != 'undefined')__e = core;
if(typeof __g != 'undefined')__g = global;
},{"./$.fw":17}],25:[function(require,module,exports){
var $ = require('./$');
module.exports = function(object, el){
  var O      = $.toObject(object)
    , keys   = $.getKeys(O)
    , length = keys.length
    , index  = 0
    , key;
  while(length > index)if(O[key = keys[index++]] === el)return key;
};
},{"./$":24}],26:[function(require,module,exports){
var $redef = require('./$.redef');
module.exports = function(target, src){
  for(var key in src)$redef(target, key, src[key]);
  return target;
};
},{"./$.redef":29}],27:[function(require,module,exports){
var $            = require('./$')
  , assertObject = require('./$.assert').obj;
module.exports = function ownKeys(it){
  assertObject(it);
  var keys       = $.getNames(it)
    , getSymbols = $.getSymbols;
  return getSymbols ? keys.concat(getSymbols(it)) : keys;
};
},{"./$":24,"./$.assert":5}],28:[function(require,module,exports){
'use strict';
var $      = require('./$')
  , invoke = require('./$.invoke')
  , assertFunction = require('./$.assert').fn;
module.exports = function(/* ...pargs */){
  var fn     = assertFunction(this)
    , length = arguments.length
    , pargs  = Array(length)
    , i      = 0
    , _      = $.path._
    , holder = false;
  while(length > i)if((pargs[i] = arguments[i++]) === _)holder = true;
  return function(/* ...args */){
    var that    = this
      , _length = arguments.length
      , j = 0, k = 0, args;
    if(!holder && !_length)return invoke(fn, pargs, that);
    args = pargs.slice();
    if(holder)for(;length > j; j++)if(args[j] === _)args[j] = arguments[k++];
    while(_length > k)args.push(arguments[k++]);
    return invoke(fn, args, that);
  };
};
},{"./$":24,"./$.assert":5,"./$.invoke":19}],29:[function(require,module,exports){
var $   = require('./$')
  , tpl = String({}.hasOwnProperty)
  , SRC = require('./$.uid').safe('src')
  , _toString = Function.toString;

function $redef(O, key, val, safe){
  if($.isFunction(val)){
    var base = O[key];
    $.hide(val, SRC, base ? String(base) : tpl.replace(/hasOwnProperty/, String(key)));
    if(!('name' in val))val.name = key;
  }
  if(O === $.g){
    O[key] = val;
  } else {
    if(!safe)delete O[key];
    $.hide(O, key, val);
  }
}

// add fake Function#toString for correct work wrapped methods / constructors
// with methods similar to LoDash isNative
$redef(Function.prototype, 'toString', function toString(){
  return $.has(this, SRC) ? this[SRC] : _toString.call(this);
});

$.core.inspectSource = function(it){
  return _toString.call(it);
};

module.exports = $redef;
},{"./$":24,"./$.uid":40}],30:[function(require,module,exports){
'use strict';
module.exports = function(regExp, replace, isStatic){
  var replacer = replace === Object(replace) ? function(part){
    return replace[part];
  } : replace;
  return function(it){
    return String(isStatic ? it : this).replace(regExp, replacer);
  };
};
},{}],31:[function(require,module,exports){
module.exports = Object.is || function is(x, y){
  return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
};
},{}],32:[function(require,module,exports){
// Works with __proto__ only. Old v8 can't work with null proto objects.
/* eslint-disable no-proto */
var $      = require('./$')
  , assert = require('./$.assert');
function check(O, proto){
  assert.obj(O);
  assert(proto === null || $.isObject(proto), proto, ": can't set as prototype!");
}
module.exports = {
  set: Object.setPrototypeOf || ('__proto__' in {} // eslint-disable-line
    ? function(buggy, set){
        try {
          set = require('./$.ctx')(Function.call, $.getDesc(Object.prototype, '__proto__').set, 2);
          set({}, []);
        } catch(e){ buggy = true; }
        return function setPrototypeOf(O, proto){
          check(O, proto);
          if(buggy)O.__proto__ = proto;
          else set(O, proto);
          return O;
        };
      }()
    : undefined),
  check: check
};
},{"./$":24,"./$.assert":5,"./$.ctx":12}],33:[function(require,module,exports){
var $      = require('./$')
  , SHARED = '__core-js_shared__'
  , store  = $.g[SHARED] || ($.g[SHARED] = {});
module.exports = function(key){
  return store[key] || (store[key] = {});
};
},{"./$":24}],34:[function(require,module,exports){
var $       = require('./$')
  , SPECIES = require('./$.wks')('species');
module.exports = function(C){
  if($.DESC && !(SPECIES in C))$.setDesc(C, SPECIES, {
    configurable: true,
    get: $.that
  });
};
},{"./$":24,"./$.wks":42}],35:[function(require,module,exports){
// true  -> String#at
// false -> String#codePointAt
var $ = require('./$');
module.exports = function(TO_STRING){
  return function(that, pos){
    var s = String($.assertDefined(that))
      , i = $.toInteger(pos)
      , l = s.length
      , a, b;
    if(i < 0 || i >= l)return TO_STRING ? '' : undefined;
    a = s.charCodeAt(i);
    return a < 0xd800 || a > 0xdbff || i + 1 === l
      || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff
        ? TO_STRING ? s.charAt(i) : a
        : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000;
  };
};
},{"./$":24}],36:[function(require,module,exports){
// http://wiki.ecmascript.org/doku.php?id=strawman:string_padding
var $      = require('./$')
  , repeat = require('./$.string-repeat');

module.exports = function(that, minLength, fillChar, left){
  // 1. Let O be CheckObjectCoercible(this value).
  // 2. Let S be ToString(O).
  var S = String($.assertDefined(that));
  // 4. If intMinLength is undefined, return S.
  if(minLength === undefined)return S;
  // 4. Let intMinLength be ToInteger(minLength).
  var intMinLength = $.toInteger(minLength);
  // 5. Let fillLen be the number of characters in S minus intMinLength.
  var fillLen = intMinLength - S.length;
  // 6. If fillLen < 0, then throw a RangeError exception.
  // 7. If fillLen is +∞, then throw a RangeError exception.
  if(fillLen < 0 || fillLen === Infinity){
    throw new RangeError('Cannot satisfy string length ' + minLength + ' for string: ' + S);
  }
  // 8. Let sFillStr be the string represented by fillStr.
  // 9. If sFillStr is undefined, let sFillStr be a space character.
  var sFillStr = fillChar === undefined ? ' ' : String(fillChar);
  // 10. Let sFillVal be a String made of sFillStr, repeated until fillLen is met.
  var sFillVal = repeat.call(sFillStr, Math.ceil(fillLen / sFillStr.length));
  // truncate if we overflowed
  if(sFillVal.length > fillLen)sFillVal = left
    ? sFillVal.slice(sFillVal.length - fillLen)
    : sFillVal.slice(0, fillLen);
  // 11. Return a string made from sFillVal, followed by S.
  // 11. Return a String made from S, followed by sFillVal.
  return left ? sFillVal.concat(S) : S.concat(sFillVal);
};
},{"./$":24,"./$.string-repeat":37}],37:[function(require,module,exports){
'use strict';
var $ = require('./$');

module.exports = function repeat(count){
  var str = String($.assertDefined(this))
    , res = ''
    , n   = $.toInteger(count);
  if(n < 0 || n == Infinity)throw RangeError("Count can't be negative");
  for(;n > 0; (n >>>= 1) && (str += str))if(n & 1)res += str;
  return res;
};
},{"./$":24}],38:[function(require,module,exports){
'use strict';
var $      = require('./$')
  , ctx    = require('./$.ctx')
  , cof    = require('./$.cof')
  , invoke = require('./$.invoke')
  , cel    = require('./$.dom-create')
  , global             = $.g
  , isFunction         = $.isFunction
  , html               = $.html
  , process            = global.process
  , setTask            = global.setImmediate
  , clearTask          = global.clearImmediate
  , MessageChannel     = global.MessageChannel
  , counter            = 0
  , queue              = {}
  , ONREADYSTATECHANGE = 'onreadystatechange'
  , defer, channel, port;
function run(){
  var id = +this;
  if($.has(queue, id)){
    var fn = queue[id];
    delete queue[id];
    fn();
  }
}
function listner(event){
  run.call(event.data);
}
// Node.js 0.9+ & IE10+ has setImmediate, otherwise:
if(!isFunction(setTask) || !isFunction(clearTask)){
  setTask = function(fn){
    var args = [], i = 1;
    while(arguments.length > i)args.push(arguments[i++]);
    queue[++counter] = function(){
      invoke(isFunction(fn) ? fn : Function(fn), args);
    };
    defer(counter);
    return counter;
  };
  clearTask = function(id){
    delete queue[id];
  };
  // Node.js 0.8-
  if(cof(process) == 'process'){
    defer = function(id){
      process.nextTick(ctx(run, id, 1));
    };
  // Modern browsers, skip implementation for WebWorkers
  // IE8 has postMessage, but it's sync & typeof its postMessage is object
  } else if(global.addEventListener && isFunction(global.postMessage) && !global.importScripts){
    defer = function(id){
      global.postMessage(id, '*');
    };
    global.addEventListener('message', listner, false);
  // WebWorkers
  } else if(isFunction(MessageChannel)){
    channel = new MessageChannel;
    port    = channel.port2;
    channel.port1.onmessage = listner;
    defer = ctx(port.postMessage, port, 1);
  // 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
};
},{"./$":24,"./$.cof":7,"./$.ctx":12,"./$.dom-create":14,"./$.invoke":19}],39:[function(require,module,exports){
module.exports = function(exec){
  try {
    exec();
    return false;
  } catch(e){
    return true;
  }
};
},{}],40:[function(require,module,exports){
var sid = 0;
function uid(key){
  return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++sid + Math.random()).toString(36));
}
uid.safe = require('./$').g.Symbol || uid;
module.exports = uid;
},{"./$":24}],41:[function(require,module,exports){
// 22.1.3.31 Array.prototype[@@unscopables]
var UNSCOPABLES = require('./$.wks')('unscopables');
if(!(UNSCOPABLES in []))require('./$').hide(Array.prototype, UNSCOPABLES, {});
module.exports = function(key){
  [][UNSCOPABLES][key] = true;
};
},{"./$":24,"./$.wks":42}],42:[function(require,module,exports){
var global = require('./$').g
  , store  = require('./$.shared')('wks');
module.exports = function(name){
  return store[name] || (store[name] =
    global.Symbol && global.Symbol[name] || require('./$.uid').safe('Symbol.' + name));
};
},{"./$":24,"./$.shared":33,"./$.uid":40}],43:[function(require,module,exports){
var $                = require('./$')
  , cel              = require('./$.dom-create')
  , cof              = require('./$.cof')
  , $def             = require('./$.def')
  , invoke           = require('./$.invoke')
  , arrayMethod      = require('./$.array-methods')
  , IE_PROTO         = require('./$.uid').safe('__proto__')
  , assert           = require('./$.assert')
  , assertObject     = assert.obj
  , ObjectProto      = Object.prototype
  , html             = $.html
  , A                = []
  , _slice           = A.slice
  , _join            = A.join
  , classof          = cof.classof
  , has              = $.has
  , defineProperty   = $.setDesc
  , getOwnDescriptor = $.getDesc
  , defineProperties = $.setDescs
  , isFunction       = $.isFunction
  , isObject         = $.isObject
  , toObject         = $.toObject
  , toLength         = $.toLength
  , toIndex          = $.toIndex
  , IE8_DOM_DEFINE   = false
  , $indexOf         = require('./$.array-includes')(false)
  , $forEach         = arrayMethod(0)
  , $map             = arrayMethod(1)
  , $filter          = arrayMethod(2)
  , $some            = arrayMethod(3)
  , $every           = arrayMethod(4);

if(!$.DESC){
  try {
    IE8_DOM_DEFINE = defineProperty(cel('div'), 'x',
      {get: function(){ return 8; }}
    ).x == 8;
  } catch(e){ /* empty */ }
  $.setDesc = function(O, P, Attributes){
    if(IE8_DOM_DEFINE)try {
      return defineProperty(O, P, Attributes);
    } catch(e){ /* empty */ }
    if('get' in Attributes || 'set' in Attributes)throw TypeError('Accessors not supported!');
    if('value' in Attributes)assertObject(O)[P] = Attributes.value;
    return O;
  };
  $.getDesc = function(O, P){
    if(IE8_DOM_DEFINE)try {
      return getOwnDescriptor(O, P);
    } catch(e){ /* empty */ }
    if(has(O, P))return $.desc(!ObjectProto.propertyIsEnumerable.call(O, P), O[P]);
  };
  $.setDescs = defineProperties = function(O, Properties){
    assertObject(O);
    var keys   = $.getKeys(Properties)
      , length = keys.length
      , i = 0
      , P;
    while(length > i)$.setDesc(O, P = keys[i++], Properties[P]);
    return O;
  };
}
$def($def.S + $def.F * !$.DESC, 'Object', {
  // 19.1.2.6 / 15.2.3.3 Object.getOwnPropertyDescriptor(O, P)
  getOwnPropertyDescriptor: $.getDesc,
  // 19.1.2.4 / 15.2.3.6 Object.defineProperty(O, P, Attributes)
  defineProperty: $.setDesc,
  // 19.1.2.3 / 15.2.3.7 Object.defineProperties(O, Properties)
  defineProperties: defineProperties
});

  // IE 8- don't enum bug keys
var keys1 = ('constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,' +
            'toLocaleString,toString,valueOf').split(',')
  // Additional keys for getOwnPropertyNames
  , keys2 = keys1.concat('length', 'prototype')
  , keysLen1 = keys1.length;

// Create object with `null` prototype: use iframe Object with cleared prototype
var createDict = function(){
  // Thrash, waste and sodomy: IE GC bug
  var iframe = cel('iframe')
    , i      = keysLen1
    , gt     = '>'
    , iframeDocument;
  iframe.style.display = 'none';
  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('<script>document.F=Object</script' + gt);
  iframeDocument.close();
  createDict = iframeDocument.F;
  while(i--)delete createDict.prototype[keys1[i]];
  return createDict();
};
function createGetKeys(names, length){
  return function(object){
    var O      = toObject(object)
      , i      = 0
      , result = []
      , key;
    for(key in O)if(key != IE_PROTO)has(O, key) && result.push(key);
    // Don't enum bug & hidden keys
    while(length > i)if(has(O, key = names[i++])){
      ~$indexOf(result, key) || result.push(key);
    }
    return result;
  };
}
function Empty(){}
$def($def.S, 'Object', {
  // 19.1.2.9 / 15.2.3.2 Object.getPrototypeOf(O)
  getPrototypeOf: $.getProto = $.getProto || function(O){
    O = Object(assert.def(O));
    if(has(O, IE_PROTO))return O[IE_PROTO];
    if(isFunction(O.constructor) && O instanceof O.constructor){
      return O.constructor.prototype;
    } return O instanceof Object ? ObjectProto : null;
  },
  // 19.1.2.7 / 15.2.3.4 Object.getOwnPropertyNames(O)
  getOwnPropertyNames: $.getNames = $.getNames || createGetKeys(keys2, keys2.length, true),
  // 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties])
  create: $.create = $.create || function(O, /*?*/Properties){
    var result;
    if(O !== null){
      Empty.prototype = assertObject(O);
      result = new Empty();
      Empty.prototype = null;
      // add "__proto__" for Object.getPrototypeOf shim
      result[IE_PROTO] = O;
    } else result = createDict();
    return Properties === undefined ? result : defineProperties(result, Properties);
  },
  // 19.1.2.14 / 15.2.3.14 Object.keys(O)
  keys: $.getKeys = $.getKeys || createGetKeys(keys1, keysLen1, false),
  // 19.1.2.17 / 15.2.3.8 Object.seal(O)
  seal: function seal(it){
    return it; // <- cap
  },
  // 19.1.2.5 / 15.2.3.9 Object.freeze(O)
  freeze: function freeze(it){
    return it; // <- cap
  },
  // 19.1.2.15 / 15.2.3.10 Object.preventExtensions(O)
  preventExtensions: function preventExtensions(it){
    return it; // <- cap
  },
  // 19.1.2.13 / 15.2.3.11 Object.isSealed(O)
  isSealed: function isSealed(it){
    return !isObject(it); // <- cap
  },
  // 19.1.2.12 / 15.2.3.12 Object.isFrozen(O)
  isFrozen: function isFrozen(it){
    return !isObject(it); // <- cap
  },
  // 19.1.2.11 / 15.2.3.13 Object.isExtensible(O)
  isExtensible: function isExtensible(it){
    return isObject(it); // <- cap
  }
});

// 19.2.3.2 / 15.3.4.5 Function.prototype.bind(thisArg, args...)
$def($def.P, 'Function', {
  bind: function(that /*, args... */){
    var fn       = assert.fn(this)
      , partArgs = _slice.call(arguments, 1);
    function bound(/* args... */){
      var args   = partArgs.concat(_slice.call(arguments))
        , constr = this instanceof bound
        , ctx    = constr ? $.create(fn.prototype) : that
        , result = invoke(fn, args, ctx);
      return constr ? ctx : result;
    }
    if(fn.prototype)bound.prototype = fn.prototype;
    return bound;
  }
});

// Fix for not array-like ES3 string and DOM objects
if(!(0 in Object('z') && 'z'[0] == 'z')){
  $.ES5Object = function(it){
    return cof(it) == 'String' ? it.split('') : Object(it);
  };
}

var buggySlice = true;
try {
  if(html)_slice.call(html);
  buggySlice = false;
} catch(e){ /* empty */ }

$def($def.P + $def.F * buggySlice, 'Array', {
  slice: function slice(begin, end){
    var len   = toLength(this.length)
      , klass = cof(this);
    end = end === undefined ? len : end;
    if(klass == 'Array')return _slice.call(this, begin, end);
    var start  = toIndex(begin, len)
      , upTo   = toIndex(end, len)
      , size   = toLength(upTo - start)
      , cloned = Array(size)
      , i      = 0;
    for(; i < size; i++)cloned[i] = klass == 'String'
      ? this.charAt(start + i)
      : this[start + i];
    return cloned;
  }
});

$def($def.P + $def.F * ($.ES5Object != Object), 'Array', {
  join: function join(){
    return _join.apply($.ES5Object(this), arguments);
  }
});

// 22.1.2.2 / 15.4.3.2 Array.isArray(arg)
$def($def.S, 'Array', {
  isArray: function(arg){
    return cof(arg) == 'Array';
  }
});
function createArrayReduce(isRight){
  return function(callbackfn, memo){
    assert.fn(callbackfn);
    var O      = toObject(this)
      , length = toLength(O.length)
      , index  = isRight ? length - 1 : 0
      , i      = isRight ? -1 : 1;
    if(arguments.length < 2)for(;;){
      if(index in O){
        memo = O[index];
        index += i;
        break;
      }
      index += i;
      assert(isRight ? index >= 0 : length > index, 'Reduce of empty array with no initial value');
    }
    for(;isRight ? index >= 0 : length > index; index += i)if(index in O){
      memo = callbackfn(memo, O[index], index, this);
    }
    return memo;
  };
}
$def($def.P, 'Array', {
  // 22.1.3.10 / 15.4.4.18 Array.prototype.forEach(callbackfn [, thisArg])
  forEach: $.each = $.each || function forEach(callbackfn/*, that = undefined */){
    return $forEach(this, callbackfn, arguments[1]);
  },
  // 22.1.3.15 / 15.4.4.19 Array.prototype.map(callbackfn [, thisArg])
  map: function map(callbackfn/*, that = undefined */){
    return $map(this, callbackfn, arguments[1]);
  },
  // 22.1.3.7 / 15.4.4.20 Array.prototype.filter(callbackfn [, thisArg])
  filter: function filter(callbackfn/*, that = undefined */){
    return $filter(this, callbackfn, arguments[1]);
  },
  // 22.1.3.23 / 15.4.4.17 Array.prototype.some(callbackfn [, thisArg])
  some: function some(callbackfn/*, that = undefined */){
    return $some(this, callbackfn, arguments[1]);
  },
  // 22.1.3.5 / 15.4.4.16 Array.prototype.every(callbackfn [, thisArg])
  every: function every(callbackfn/*, that = undefined */){
    return $every(this, callbackfn, arguments[1]);
  },
  // 22.1.3.18 / 15.4.4.21 Array.prototype.reduce(callbackfn [, initialValue])
  reduce: createArrayReduce(false),
  // 22.1.3.19 / 15.4.4.22 Array.prototype.reduceRight(callbackfn [, initialValue])
  reduceRight: createArrayReduce(true),
  // 22.1.3.11 / 15.4.4.14 Array.prototype.indexOf(searchElement [, fromIndex])
  indexOf: function indexOf(el /*, fromIndex = 0 */){
    return $indexOf(this, el, arguments[1]);
  },
  // 22.1.3.14 / 15.4.4.15 Array.prototype.lastIndexOf(searchElement [, fromIndex])
  lastIndexOf: function(el, fromIndex /* = @[*-1] */){
    var O      = toObject(this)
      , length = toLength(O.length)
      , index  = length - 1;
    if(arguments.length > 1)index = Math.min(index, $.toInteger(fromIndex));
    if(index < 0)index = toLength(length + index);
    for(;index >= 0; index--)if(index in O)if(O[index] === el)return index;
    return -1;
  }
});

// 21.1.3.25 / 15.5.4.20 String.prototype.trim()
$def($def.P, 'String', {trim: require('./$.replacer')(/^\s*([\s\S]*\S)?\s*$/, '$1')});

// 20.3.3.1 / 15.9.4.4 Date.now()
$def($def.S, 'Date', {now: function(){
  return +new Date;
}});

function lz(num){
  return num > 9 ? num : '0' + num;
}

// 20.3.4.36 / 15.9.5.43 Date.prototype.toISOString()
// PhantomJS and old webkit had a broken Date implementation.
var date       = new Date(-5e13 - 1)
  , brokenDate = !(date.toISOString && date.toISOString() == '0385-07-25T07:06:39.999Z'
      && require('./$.throws')(function(){ new Date(NaN).toISOString(); }));
$def($def.P + $def.F * brokenDate, 'Date', {toISOString: function(){
  if(!isFinite(this))throw RangeError('Invalid time value');
  var d = this
    , y = d.getUTCFullYear()
    , m = d.getUTCMilliseconds()
    , 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';
}});

if(classof(function(){ return arguments; }()) == 'Object')cof.classof = function(it){
  var tag = classof(it);
  return tag == 'Object' && isFunction(it.callee) ? 'Arguments' : tag;
};
},{"./$":24,"./$.array-includes":3,"./$.array-methods":4,"./$.assert":5,"./$.cof":7,"./$.def":13,"./$.dom-create":14,"./$.invoke":19,"./$.replacer":30,"./$.throws":39,"./$.uid":40}],44:[function(require,module,exports){
'use strict';
var $       = require('./$')
  , $def    = require('./$.def')
  , toIndex = $.toIndex;
$def($def.P, 'Array', {
  // 22.1.3.3 Array.prototype.copyWithin(target, start, end = this.length)
  copyWithin: function copyWithin(target/* = 0 */, start /* = 0, end = @length */){
    var O     = Object($.assertDefined(this))
      , len   = $.toLength(O.length)
      , to    = toIndex(target, len)
      , from  = toIndex(start, len)
      , end   = arguments[2]
      , fin   = end === undefined ? len : toIndex(end, len)
      , count = Math.min(fin - from, len - to)
      , inc   = 1;
    if(from < to && to < from + count){
      inc  = -1;
      from = from + count - 1;
      to   = to   + count - 1;
    }
    while(count-- > 0){
      if(from in O)O[to] = O[from];
      else delete O[to];
      to   += inc;
      from += inc;
    } return O;
  }
});
require('./$.unscope')('copyWithin');
},{"./$":24,"./$.def":13,"./$.unscope":41}],45:[function(require,module,exports){
'use strict';
var $       = require('./$')
  , $def    = require('./$.def')
  , toIndex = $.toIndex;
$def($def.P, 'Array', {
  // 22.1.3.6 Array.prototype.fill(value, start = 0, end = this.length)
  fill: function fill(value /*, start = 0, end = @length */){
    var O      = Object($.assertDefined(this))
      , length = $.toLength(O.length)
      , index  = toIndex(arguments[1], length)
      , end    = arguments[2]
      , endPos = end === undefined ? length : toIndex(end, length);
    while(endPos > index)O[index++] = value;
    return O;
  }
});
require('./$.unscope')('fill');
},{"./$":24,"./$.def":13,"./$.unscope":41}],46:[function(require,module,exports){
'use strict';
// 22.1.3.9 Array.prototype.findIndex(predicate, thisArg = undefined)
var KEY    = 'findIndex'
  , $def   = require('./$.def')
  , forced = true
  , $find  = require('./$.array-methods')(6);
// Shouldn't skip holes
if(KEY in [])Array(1)[KEY](function(){ forced = false; });
$def($def.P + $def.F * forced, 'Array', {
  findIndex: function findIndex(callbackfn/*, that = undefined */){
    return $find(this, callbackfn, arguments[1]);
  }
});
require('./$.unscope')(KEY);
},{"./$.array-methods":4,"./$.def":13,"./$.unscope":41}],47:[function(require,module,exports){
'use strict';
// 22.1.3.8 Array.prototype.find(predicate, thisArg = undefined)
var KEY    = 'find'
  , $def   = require('./$.def')
  , forced = true
  , $find  = require('./$.array-methods')(5);
// Shouldn't skip holes
if(KEY in [])Array(1)[KEY](function(){ forced = false; });
$def($def.P + $def.F * forced, 'Array', {
  find: function find(callbackfn/*, that = undefined */){
    return $find(this, callbackfn, arguments[1]);
  }
});
require('./$.unscope')(KEY);
},{"./$.array-methods":4,"./$.def":13,"./$.unscope":41}],48:[function(require,module,exports){
var $     = require('./$')
  , ctx   = require('./$.ctx')
  , $def  = require('./$.def')
  , $iter = require('./$.iter')
  , call  = require('./$.iter-call');
$def($def.S + $def.F * !require('./$.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       = Object($.assertDefined(arrayLike))
      , mapfn   = arguments[1]
      , mapping = mapfn !== undefined
      , f       = mapping ? ctx(mapfn, arguments[2], 2) : undefined
      , index   = 0
      , length, result, step, iterator;
    if($iter.is(O)){
      iterator = $iter.get(O);
      // strange IE quirks mode bug -> use typeof instead of isFunction
      result   = new (typeof this == 'function' ? this : Array);
      for(; !(step = iterator.next()).done; index++){
        result[index] = mapping ? call(iterator, f, [step.value, index], true) : step.value;
      }
    } else {
      // strange IE quirks mode bug -> use typeof instead of isFunction
      result = new (typeof this == 'function' ? this : Array)(length = $.toLength(O.length));
      for(; length > index; index++){
        result[index] = mapping ? f(O[index], index) : O[index];
      }
    }
    result.length = index;
    return result;
  }
});
},{"./$":24,"./$.ctx":12,"./$.def":13,"./$.iter":23,"./$.iter-call":20,"./$.iter-detect":22}],49:[function(require,module,exports){
var $          = require('./$')
  , setUnscope = require('./$.unscope')
  , ITER       = require('./$.uid').safe('iter')
  , $iter      = require('./$.iter')
  , step       = $iter.step
  , Iterators  = $iter.Iterators;

// 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]()
require('./$.iter-define')(Array, 'Array', function(iterated, kind){
  $.set(this, ITER, {o: $.toObject(iterated), i: 0, k: kind});
// 22.1.5.2.1 %ArrayIteratorPrototype%.next()
}, function(){
  var iter  = this[ITER]
    , O     = iter.o
    , kind  = iter.k
    , index = iter.i++;
  if(!O || index >= O.length){
    iter.o = 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;

setUnscope('keys');
setUnscope('values');
setUnscope('entries');
},{"./$":24,"./$.iter":23,"./$.iter-define":21,"./$.uid":40,"./$.unscope":41}],50:[function(require,module,exports){
var $def = require('./$.def');
$def($def.S, 'Array', {
  // 22.1.2.3 Array.of( ...items)
  of: function of(/* ...args */){
    var index  = 0
      , length = arguments.length
      // strange IE quirks mode bug -> use typeof instead of isFunction
      , result = new (typeof this == 'function' ? this : Array)(length);
    while(length > index)result[index] = arguments[index++];
    result.length = length;
    return result;
  }
});
},{"./$.def":13}],51:[function(require,module,exports){
require('./$.species')(Array);
},{"./$.species":34}],52:[function(require,module,exports){
var $             = require('./$')
  , HAS_INSTANCE  = require('./$.wks')('hasInstance')
  , FunctionProto = Function.prototype;
// 19.2.3.6 Function.prototype[@@hasInstance](V)
if(!(HAS_INSTANCE in FunctionProto))$.setDesc(FunctionProto, HAS_INSTANCE, {value: function(O){
  if(!$.isFunction(this) || !$.isObject(O))return false;
  if(!$.isObject(this.prototype))return O instanceof this;
  // for environment w/o native `@@hasInstance` logic enough `instanceof`, but add this:
  while(O = $.getProto(O))if(this.prototype === O)return true;
  return false;
}});
},{"./$":24,"./$.wks":42}],53:[function(require,module,exports){
'use strict';
var $    = require('./$')
  , NAME = 'name'
  , setDesc = $.setDesc
  , FunctionProto = Function.prototype;
// 19.2.4.2 name
NAME in FunctionProto || $.FW && $.DESC && setDesc(FunctionProto, NAME, {
  configurable: true,
  get: function(){
    var match = String(this).match(/^\s*function ([^ (]*)/)
      , name  = match ? match[1] : '';
    $.has(this, NAME) || setDesc(this, NAME, $.desc(5, name));
    return name;
  },
  set: function(value){
    $.has(this, NAME) || setDesc(this, NAME, $.desc(0, value));
  }
});
},{"./$":24}],54:[function(require,module,exports){
'use strict';
var strong = require('./$.collection-strong');

// 23.1 Map Objects
require('./$.collection')('Map', function(get){
  return function Map(){ return get(this, arguments[0]); };
}, {
  // 23.1.3.6 Map.prototype.get(key)
  get: function get(key){
    var entry = strong.getEntry(this, key);
    return entry && entry.v;
  },
  // 23.1.3.9 Map.prototype.set(key, value)
  set: function set(key, value){
    return strong.def(this, key === 0 ? 0 : key, value);
  }
}, strong, true);
},{"./$.collection":11,"./$.collection-strong":8}],55:[function(require,module,exports){
var Infinity = 1 / 0
  , $def  = require('./$.def')
  , E     = Math.E
  , pow   = Math.pow
  , abs   = Math.abs
  , exp   = Math.exp
  , log   = Math.log
  , sqrt  = Math.sqrt
  , ceil  = Math.ceil
  , floor = Math.floor
  , EPSILON   = pow(2, -52)
  , EPSILON32 = pow(2, -23)
  , MAX32     = pow(2, 127) * (2 - EPSILON32)
  , MIN32     = pow(2, -126);
function roundTiesToEven(n){
  return n + 1 / EPSILON - 1 / EPSILON;
}

// 20.2.2.28 Math.sign(x)
function sign(x){
  return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;
}
// 20.2.2.5 Math.asinh(x)
function asinh(x){
  return !isFinite(x = +x) || x == 0 ? x : x < 0 ? -asinh(-x) : log(x + sqrt(x * x + 1));
}
// 20.2.2.14 Math.expm1(x)
function expm1(x){
  return (x = +x) == 0 ? x : x > -1e-6 && x < 1e-6 ? x + x * x / 2 : exp(x) - 1;
}

$def($def.S, 'Math', {
  // 20.2.2.3 Math.acosh(x)
  acosh: function acosh(x){
    return (x = +x) < 1 ? NaN : isFinite(x) ? log(x / E + sqrt(x + 1) * sqrt(x - 1) / E) + 1 : x;
  },
  // 20.2.2.5 Math.asinh(x)
  asinh: asinh,
  // 20.2.2.7 Math.atanh(x)
  atanh: function atanh(x){
    return (x = +x) == 0 ? x : log((1 + x) / (1 - x)) / 2;
  },
  // 20.2.2.9 Math.cbrt(x)
  cbrt: function cbrt(x){
    return sign(x = +x) * pow(abs(x), 1 / 3);
  },
  // 20.2.2.11 Math.clz32(x)
  clz32: function clz32(x){
    return (x >>>= 0) ? 31 - floor(log(x + 0.5) * Math.LOG2E) : 32;
  },
  // 20.2.2.12 Math.cosh(x)
  cosh: function cosh(x){
    return (exp(x = +x) + exp(-x)) / 2;
  },
  // 20.2.2.14 Math.expm1(x)
  expm1: expm1,
  // 20.2.2.16 Math.fround(x)
  fround: function fround(x){
    var $abs  = abs(x)
      , $sign = sign(x)
      , a, result;
    if($abs < MIN32)return $sign * roundTiesToEven($abs / MIN32 / EPSILON32) * MIN32 * EPSILON32;
    a = (1 + EPSILON32 / EPSILON) * $abs;
    result = a - (a - $abs);
    if(result > MAX32 || result != result)return $sign * Infinity;
    return $sign * result;
  },
  // 20.2.2.17 Math.hypot([value1[, value2[, … ]]])
  hypot: function hypot(value1, value2){ // eslint-disable-line no-unused-vars
    var sum  = 0
      , i    = 0
      , len  = arguments.length
      , larg = 0
      , arg, div;
    while(i < len){
      arg = abs(arguments[i++]);
      if(larg < arg){
        div  = larg / arg;
        sum  = sum * div * div + 1;
        larg = arg;
      } else if(arg > 0){
        div  = arg / larg;
        sum += div * div;
      } else sum += arg;
    }
    return larg === Infinity ? Infinity : larg * sqrt(sum);
  },
  // 20.2.2.18 Math.imul(x, y)
  imul: function imul(x, y){
    var UInt16 = 0xffff
      , xn = +x
      , yn = +y
      , xl = UInt16 & xn
      , yl = UInt16 & yn;
    return 0 | xl * yl + ((UInt16 & xn >>> 16) * yl + xl * (UInt16 & yn >>> 16) << 16 >>> 0);
  },
  // 20.2.2.20 Math.log1p(x)
  log1p: function log1p(x){
    return (x = +x) > -1e-8 && x < 1e-8 ? x - x * x / 2 : log(1 + x);
  },
  // 20.2.2.21 Math.log10(x)
  log10: function log10(x){
    return log(x) / Math.LN10;
  },
  // 20.2.2.22 Math.log2(x)
  log2: function log2(x){
    return log(x) / Math.LN2;
  },
  // 20.2.2.28 Math.sign(x)
  sign: sign,
  // 20.2.2.30 Math.sinh(x)
  sinh: function sinh(x){
    return abs(x = +x) < 1 ? (expm1(x) - expm1(-x)) / 2 : (exp(x - 1) - exp(-x - 1)) * (E / 2);
  },
  // 20.2.2.33 Math.tanh(x)
  tanh: function tanh(x){
    var a = expm1(x = +x)
      , b = expm1(-x);
    return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp(x) + exp(-x));
  },
  // 20.2.2.34 Math.trunc(x)
  trunc: function trunc(it){
    return (it > 0 ? floor : ceil)(it);
  }
});
},{"./$.def":13}],56:[function(require,module,exports){
'use strict';
var $          = require('./$')
  , isObject   = $.isObject
  , isFunction = $.isFunction
  , NUMBER     = 'Number'
  , $Number    = $.g[NUMBER]
  , Base       = $Number
  , proto      = $Number.prototype;
function toPrimitive(it){
  var fn, val;
  if(isFunction(fn = it.valueOf) && !isObject(val = fn.call(it)))return val;
  if(isFunction(fn = it.toString) && !isObject(val = fn.call(it)))return val;
  throw TypeError("Can't convert object to number");
}
function toNumber(it){
  if(isObject(it))it = toPrimitive(it);
  if(typeof it == 'string' && it.length > 2 && it.charCodeAt(0) == 48){
    var binary = false;
    switch(it.charCodeAt(1)){
      case 66 : case 98  : binary = true;
      case 79 : case 111 : return parseInt(it.slice(2), binary ? 2 : 8);
    }
  } return +it;
}
if($.FW && !($Number('0o1') && $Number('0b1'))){
  $Number = function Number(it){
    return this instanceof $Number ? new Base(toNumber(it)) : toNumber(it);
  };
  $.each.call($.DESC ? $.getNames(Base) : (
      // ES3:
      'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +
      // ES6 (in case, if modules with ES6 Number statics required before):
      'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +
      'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger'
    ).split(','), function(key){
      if($.has(Base, key) && !$.has($Number, key)){
        $.setDesc($Number, key, $.getDesc(Base, key));
      }
    }
  );
  $Number.prototype = proto;
  proto.constructor = $Number;
  require('./$.redef')($.g, NUMBER, $Number);
}
},{"./$":24,"./$.redef":29}],57:[function(require,module,exports){
var $     = require('./$')
  , $def  = require('./$.def')
  , abs   = Math.abs
  , floor = Math.floor
  , _isFinite = $.g.isFinite
  , MAX_SAFE_INTEGER = 0x1fffffffffffff; // pow(2, 53) - 1 == 9007199254740991;
function isInteger(it){
  return !$.isObject(it) && _isFinite(it) && floor(it) === it;
}
$def($def.S, 'Number', {
  // 20.1.2.1 Number.EPSILON
  EPSILON: Math.pow(2, -52),
  // 20.1.2.2 Number.isFinite(number)
  isFinite: function isFinite(it){
    return typeof it == 'number' && _isFinite(it);
  },
  // 20.1.2.3 Number.isInteger(number)
  isInteger: isInteger,
  // 20.1.2.4 Number.isNaN(number)
  isNaN: function isNaN(number){
    return number != number;
  },
  // 20.1.2.5 Number.isSafeInteger(number)
  isSafeInteger: function isSafeInteger(number){
    return isInteger(number) && abs(number) <= MAX_SAFE_INTEGER;
  },
  // 20.1.2.6 Number.MAX_SAFE_INTEGER
  MAX_SAFE_INTEGER: MAX_SAFE_INTEGER,
  // 20.1.2.10 Number.MIN_SAFE_INTEGER
  MIN_SAFE_INTEGER: -MAX_SAFE_INTEGER,
  // 20.1.2.12 Number.parseFloat(string)
  parseFloat: parseFloat,
  // 20.1.2.13 Number.parseInt(string, radix)
  parseInt: parseInt
});
},{"./$":24,"./$.def":13}],58:[function(require,module,exports){
// 19.1.3.1 Object.assign(target, source)
var $def = require('./$.def');
$def($def.S, 'Object', {assign: require('./$.assign')});
},{"./$.assign":6,"./$.def":13}],59:[function(require,module,exports){
// 19.1.3.10 Object.is(value1, value2)
var $def = require('./$.def');
$def($def.S, 'Object', {
  is: require('./$.same')
});
},{"./$.def":13,"./$.same":31}],60:[function(require,module,exports){
// 19.1.3.19 Object.setPrototypeOf(O, proto)
var $def = require('./$.def');
$def($def.S, 'Object', {setPrototypeOf: require('./$.set-proto').set});
},{"./$.def":13,"./$.set-proto":32}],61:[function(require,module,exports){
var $        = require('./$')
  , $def     = require('./$.def')
  , isObject = $.isObject
  , toObject = $.toObject;
$.each.call(('freeze,seal,preventExtensions,isFrozen,isSealed,isExtensible,' +
  'getOwnPropertyDescriptor,getPrototypeOf,keys,getOwnPropertyNames').split(',')
, function(KEY, ID){
  var fn     = ($.core.Object || {})[KEY] || Object[KEY]
    , forced = 0
    , method = {};
  method[KEY] = ID == 0 ? function freeze(it){
    return isObject(it) ? fn(it) : it;
  } : ID == 1 ? function seal(it){
    return isObject(it) ? fn(it) : it;
  } : ID == 2 ? function preventExtensions(it){
    return isObject(it) ? fn(it) : it;
  } : ID == 3 ? function isFrozen(it){
    return isObject(it) ? fn(it) : true;
  } : ID == 4 ? function isSealed(it){
    return isObject(it) ? fn(it) : true;
  } : ID == 5 ? function isExtensible(it){
    return isObject(it) ? fn(it) : false;
  } : ID == 6 ? function getOwnPropertyDescriptor(it, key){
    return fn(toObject(it), key);
  } : ID == 7 ? function getPrototypeOf(it){
    return fn(Object($.assertDefined(it)));
  } : ID == 8 ? function keys(it){
    return fn(toObject(it));
  } : require('./$.get-names').get;
  try {
    fn('z');
  } catch(e){
    forced = 1;
  }
  $def($def.S + $def.F * forced, 'Object', method);
});
},{"./$":24,"./$.def":13,"./$.get-names":18}],62:[function(require,module,exports){
'use strict';
// 19.1.3.6 Object.prototype.toString()
var cof = require('./$.cof')
  , tmp = {};
tmp[require('./$.wks')('toStringTag')] = 'z';
if(require('./$').FW && cof(tmp) != 'z'){
  require('./$.redef')(Object.prototype, 'toString', function toString(){
    return '[object ' + cof.classof(this) + ']';
  }, true);
}
},{"./$":24,"./$.cof":7,"./$.redef":29,"./$.wks":42}],63:[function(require,module,exports){
'use strict';
var $        = require('./$')
  , ctx      = require('./$.ctx')
  , cof      = require('./$.cof')
  , $def     = require('./$.def')
  , assert   = require('./$.assert')
  , forOf    = require('./$.for-of')
  , setProto = require('./$.set-proto').set
  , same     = require('./$.same')
  , species  = require('./$.species')
  , SPECIES  = require('./$.wks')('species')
  , RECORD   = require('./$.uid').safe('record')
  , PROMISE  = 'Promise'
  , global   = $.g
  , process  = global.process
  , isNode   = cof(process) == 'process'
  , asap     = process && process.nextTick || require('./$.task').set
  , P        = global[PROMISE]
  , isFunction     = $.isFunction
  , isObject       = $.isObject
  , assertFunction = assert.fn
  , assertObject   = assert.obj
  , Wrapper;

function testResolve(sub){
  var test = new P(function(){});
  if(sub)test.constructor = Object;
  return P.resolve(test) === test;
}

var useNative = function(){
  var works = false;
  function P2(x){
    var self = new P(x);
    setProto(self, P2.prototype);
    return self;
  }
  try {
    works = isFunction(P) && isFunction(P.resolve) && testResolve();
    setProto(P2, P);
    P2.prototype = $.create(P.prototype, {constructor: {value: P2}});
    // actual Firefox has broken subclass support, test that
    if(!(P2.resolve(5).then(function(){}) instanceof P2)){
      works = false;
    }
    // actual V8 bug, https://code.google.com/p/v8/issues/detail?id=4162
    if(works && $.DESC){
      var thenableThenGotten = false;
      P.resolve($.setDesc({}, 'then', {
        get: function(){ thenableThenGotten = true; }
      }));
      works = thenableThenGotten;
    }
  } catch(e){ works = false; }
  return works;
}();

// helpers
function isPromise(it){
  return isObject(it) && (useNative ? cof.classof(it) == 'Promise' : RECORD in it);
}
function sameConstructor(a, b){
  // library wrapper special case
  if(!$.FW && a === P && b === Wrapper)return true;
  return same(a, b);
}
function getConstructor(C){
  var S = assertObject(C)[SPECIES];
  return S != undefined ? S : C;
}
function isThenable(it){
  var then;
  if(isObject(it))then = it.then;
  return isFunction(then) ? then : false;
}
function notify(record){
  var chain = record.c;
  // strange IE + webpack dev server bug - use .call(global)
  if(chain.length)asap.call(global, function(){
    var value = record.v
      , ok    = record.s == 1
      , i     = 0;
    function run(react){
      var cb = ok ? react.ok : react.fail
        , ret, then;
      try {
        if(cb){
          if(!ok)record.h = true;
          ret = cb === true ? value : cb(value);
          if(ret === react.P){
            react.rej(TypeError('Promise-chain cycle'));
          } else if(then = isThenable(ret)){
            then.call(ret, react.res, react.rej);
          } else react.res(ret);
        } else react.rej(value);
      } catch(err){
        react.rej(err);
      }
    }
    while(chain.length > i)run(chain[i++]); // variable length - can't use forEach
    chain.length = 0;
  });
}
function isUnhandled(promise){
  var record = promise[RECORD]
    , chain  = record.a || record.c
    , i      = 0
    , react;
  if(record.h)return false;
  while(chain.length > i){
    react = chain[i++];
    if(react.fail || !isUnhandled(react.P))return false;
  } return true;
}
function $reject(value){
  var record = this
    , promise;
  if(record.d)return;
  record.d = true;
  record = record.r || record; // unwrap
  record.v = value;
  record.s = 2;
  record.a = record.c.slice();
  setTimeout(function(){
    // strange IE + webpack dev server bug - use .call(global)
    asap.call(global, function(){
      if(isUnhandled(promise = record.p)){
        if(isNode){
          process.emit('unhandledRejection', value, promise);
        } else if(global.console && console.error){
          console.error('Unhandled promise rejection', value);
        }
      }
      record.a = undefined;
    });
  }, 1);
  notify(record);
}
function $resolve(value){
  var record = this
    , then;
  if(record.d)return;
  record.d = true;
  record = record.r || record; // unwrap
  try {
    if(then = isThenable(value)){
      // strange IE + webpack dev server bug - use .call(global)
      asap.call(global, function(){
        var wrapper = {r: record, d: false}; // wrap
        try {
          then.call(value, ctx($resolve, wrapper, 1), ctx($reject, wrapper, 1));
        } catch(e){
          $reject.call(wrapper, e);
        }
      });
    } else {
      record.v = value;
      record.s = 1;
      notify(record);
    }
  } catch(e){
    $reject.call({r: record, d: false}, e); // wrap
  }
}

// constructor polyfill
if(!useNative){
  // 25.4.3.1 Promise(executor)
  P = function Promise(executor){
    assertFunction(executor);
    var record = {
      p: assert.inst(this, P, PROMISE),       // <- promise
      c: [],                                  // <- awaiting reactions
      a: undefined,                           // <- checked in isUnhandled reactions
      s: 0,                                   // <- state
      d: false,                               // <- done
      v: undefined,                           // <- value
      h: false                                // <- handled rejection
    };
    $.hide(this, RECORD, record);
    try {
      executor(ctx($resolve, record, 1), ctx($reject, record, 1));
    } catch(err){
      $reject.call(record, err);
    }
  };
  require('./$.mix')(P.prototype, {
    // 25.4.5.3 Promise.prototype.then(onFulfilled, onRejected)
    then: function then(onFulfilled, onRejected){
      var S = assertObject(assertObject(this).constructor)[SPECIES];
      var react = {
        ok:   isFunction(onFulfilled) ? onFulfilled : true,
        fail: isFunction(onRejected)  ? onRejected  : false
      };
      var promise = react.P = new (S != undefined ? S : P)(function(res, rej){
        react.res = assertFunction(res);
        react.rej = assertFunction(rej);
      });
      var record = this[RECORD];
      record.c.push(react);
      if(record.a)record.a.push(react);
      if(record.s)notify(record);
      return promise;
    },
    // 25.4.5.1 Promise.prototype.catch(onRejected)
    'catch': function(onRejected){
      return this.then(undefined, onRejected);
    }
  });
}

// export
$def($def.G + $def.W + $def.F * !useNative, {Promise: P});
cof.set(P, PROMISE);
species(P);
species(Wrapper = $.core[PROMISE]);

// statics
$def($def.S + $def.F * !useNative, PROMISE, {
  // 25.4.4.5 Promise.reject(r)
  reject: function reject(r){
    return new (getConstructor(this))(function(res, rej){ rej(r); });
  }
});
$def($def.S + $def.F * (!useNative || testResolve(true)), PROMISE, {
  // 25.4.4.6 Promise.resolve(x)
  resolve: function resolve(x){
    return isPromise(x) && sameConstructor(x.constructor, this)
      ? x : new this(function(res){ res(x); });
  }
});
$def($def.S + $def.F * !(useNative && require('./$.iter-detect')(function(iter){
  P.all(iter)['catch'](function(){});
})), PROMISE, {
  // 25.4.4.1 Promise.all(iterable)
  all: function all(iterable){
    var C      = getConstructor(this)
      , values = [];
    return new C(function(res, rej){
      forOf(iterable, false, values.push, values);
      var remaining = values.length
        , results   = Array(remaining);
      if(remaining)$.each.call(values, function(promise, index){
        C.resolve(promise).then(function(value){
          results[index] = value;
          --remaining || res(results);
        }, rej);
      });
      else res(results);
    });
  },
  // 25.4.4.4 Promise.race(iterable)
  race: function race(iterable){
    var C = getConstructor(this);
    return new C(function(res, rej){
      forOf(iterable, false, function(promise){
        C.resolve(promise).then(res, rej);
      });
    });
  }
});
},{"./$":24,"./$.assert":5,"./$.cof":7,"./$.ctx":12,"./$.def":13,"./$.for-of":16,"./$.iter-detect":22,"./$.mix":26,"./$.same":31,"./$.set-proto":32,"./$.species":34,"./$.task":38,"./$.uid":40,"./$.wks":42}],64:[function(require,module,exports){
var $         = require('./$')
  , $def      = require('./$.def')
  , setProto  = require('./$.set-proto')
  , $iter     = require('./$.iter')
  , ITERATOR  = require('./$.wks')('iterator')
  , ITER      = require('./$.uid').safe('iter')
  , step      = $iter.step
  , assert    = require('./$.assert')
  , isObject  = $.isObject
  , getProto  = $.getProto
  , $Reflect  = $.g.Reflect
  , _apply    = Function.apply
  , assertObject = assert.obj
  , _isExtensible = Object.isExtensible || isObject
  , _preventExtensions = Object.preventExtensions
  // IE TP has broken Reflect.enumerate
  , buggyEnumerate = !($Reflect && $Reflect.enumerate && ITERATOR in $Reflect.enumerate({}));

function Enumerate(iterated){
  $.set(this, ITER, {o: iterated, k: undefined, i: 0});
}
$iter.create(Enumerate, 'Object', function(){
  var iter = this[ITER]
    , keys = iter.k
    , key;
  if(keys == undefined){
    iter.k = keys = [];
    for(key in iter.o)keys.push(key);
  }
  do {
    if(iter.i >= keys.length)return step(1);
  } while(!((key = keys[iter.i++]) in iter.o));
  return step(0, key);
});

var reflect = {
  // 26.1.1 Reflect.apply(target, thisArgument, argumentsList)
  apply: function apply(target, thisArgument, argumentsList){
    return _apply.call(target, thisArgument, argumentsList);
  },
  // 26.1.2 Reflect.construct(target, argumentsList [, newTarget])
  construct: function construct(target, argumentsList /*, newTarget*/){
    var proto    = assert.fn(arguments.length < 3 ? target : arguments[2]).prototype
      , instance = $.create(isObject(proto) ? proto : Object.prototype)
      , result   = _apply.call(target, instance, argumentsList);
    return isObject(result) ? result : instance;
  },
  // 26.1.3 Reflect.defineProperty(target, propertyKey, attributes)
  defineProperty: function defineProperty(target, propertyKey, attributes){
    assertObject(target);
    try {
      $.setDesc(target, propertyKey, attributes);
      return true;
    } catch(e){
      return false;
    }
  },
  // 26.1.4 Reflect.deleteProperty(target, propertyKey)
  deleteProperty: function deleteProperty(target, propertyKey){
    var desc = $.getDesc(assertObject(target), propertyKey);
    return desc && !desc.configurable ? false : delete target[propertyKey];
  },
  // 26.1.6 Reflect.get(target, propertyKey [, receiver])
  get: function get(target, propertyKey/*, receiver*/){
    var receiver = arguments.length < 3 ? target : arguments[2]
      , desc = $.getDesc(assertObject(target), propertyKey), proto;
    if(desc)return $.has(desc, 'value')
      ? desc.value
      : desc.get === undefined
        ? undefined
        : desc.get.call(receiver);
    return isObject(proto = getProto(target))
      ? get(proto, propertyKey, receiver)
      : undefined;
  },
  // 26.1.7 Reflect.getOwnPropertyDescriptor(target, propertyKey)
  getOwnPropertyDescriptor: function getOwnPropertyDescriptor(target, propertyKey){
    return $.getDesc(assertObject(target), propertyKey);
  },
  // 26.1.8 Reflect.getPrototypeOf(target)
  getPrototypeOf: function getPrototypeOf(target){
    return getProto(assertObject(target));
  },
  // 26.1.9 Reflect.has(target, propertyKey)
  has: function has(target, propertyKey){
    return propertyKey in target;
  },
  // 26.1.10 Reflect.isExtensible(target)
  isExtensible: function isExtensible(target){
    return _isExtensible(assertObject(target));
  },
  // 26.1.11 Reflect.ownKeys(target)
  ownKeys: require('./$.own-keys'),
  // 26.1.12 Reflect.preventExtensions(target)
  preventExtensions: function preventExtensions(target){
    assertObject(target);
    try {
      if(_preventExtensions)_preventExtensions(target);
      return true;
    } catch(e){
      return false;
    }
  },
  // 26.1.13 Reflect.set(target, propertyKey, V [, receiver])
  set: function set(target, propertyKey, V/*, receiver*/){
    var receiver = arguments.length < 4 ? target : arguments[3]
      , ownDesc  = $.getDesc(assertObject(target), propertyKey)
      , existingDescriptor, proto;
    if(!ownDesc){
      if(isObject(proto = getProto(target))){
        return set(proto, propertyKey, V, receiver);
      }
      ownDesc = $.desc(0);
    }
    if($.has(ownDesc, 'value')){
      if(ownDesc.writable === false || !isObject(receiver))return false;
      existingDescriptor = $.getDesc(receiver, propertyKey) || $.desc(0);
      existingDescriptor.value = V;
      $.setDesc(receiver, propertyKey, existingDescriptor);
      return true;
    }
    return ownDesc.set === undefined ? false : (ownDesc.set.call(receiver, V), true);
  }
};
// 26.1.14 Reflect.setPrototypeOf(target, proto)
if(setProto)reflect.setPrototypeOf = function setPrototypeOf(target, proto){
  setProto.check(target, proto);
  try {
    setProto.set(target, proto);
    return true;
  } catch(e){
    return false;
  }
};

$def($def.G, {Reflect: {}});

$def($def.S + $def.F * buggyEnumerate, 'Reflect', {
  // 26.1.5 Reflect.enumerate(target)
  enumerate: function enumerate(target){
    return new Enumerate(assertObject(target));
  }
});

$def($def.S, 'Reflect', reflect);
},{"./$":24,"./$.assert":5,"./$.def":13,"./$.iter":23,"./$.own-keys":27,"./$.set-proto":32,"./$.uid":40,"./$.wks":42}],65:[function(require,module,exports){
var $       = require('./$')
  , cof     = require('./$.cof')
  , $RegExp = $.g.RegExp
  , Base    = $RegExp
  , proto   = $RegExp.prototype
  , re      = /a/g
  // "new" creates a new object
  , CORRECT_NEW = new $RegExp(re) !== re
  // RegExp allows a regex with flags as the pattern
  , ALLOWS_RE_WITH_FLAGS = function(){
    try {
      return $RegExp(re, 'i') == '/a/i';
    } catch(e){ /* empty */ }
  }();
if($.FW && $.DESC){
  if(!CORRECT_NEW || !ALLOWS_RE_WITH_FLAGS){
    $RegExp = function RegExp(pattern, flags){
      var patternIsRegExp  = cof(pattern) == 'RegExp'
        , flagsIsUndefined = flags === undefined;
      if(!(this instanceof $RegExp) && patternIsRegExp && flagsIsUndefined)return pattern;
      return CORRECT_NEW
        ? new Base(patternIsRegExp && !flagsIsUndefined ? pattern.source : pattern, flags)
        : new Base(patternIsRegExp ? pattern.source : pattern
          , patternIsRegExp && flagsIsUndefined ? pattern.flags : flags);
    };
    $.each.call($.getNames(Base), function(key){
      key in $RegExp || $.setDesc($RegExp, key, {
        configurable: true,
        get: function(){ return Base[key]; },
        set: function(it){ Base[key] = it; }
      });
    });
    proto.constructor = $RegExp;
    $RegExp.prototype = proto;
    require('./$.redef')($.g, 'RegExp', $RegExp);
  }
  // 21.2.5.3 get RegExp.prototype.flags()
  if(/./g.flags != 'g')$.setDesc(proto, 'flags', {
    configurable: true,
    get: require('./$.replacer')(/^.*\/(\w*)$/, '$1')
  });
}
require('./$.species')($RegExp);
},{"./$":24,"./$.cof":7,"./$.redef":29,"./$.replacer":30,"./$.species":34}],66:[function(require,module,exports){
'use strict';
var strong = require('./$.collection-strong');

// 23.2 Set Objects
require('./$.collection')('Set', function(get){
  return function Set(){ return get(this, arguments[0]); };
}, {
  // 23.2.3.1 Set.prototype.add(value)
  add: function add(value){
    return strong.def(this, value = value === 0 ? 0 : value, value);
  }
}, strong);
},{"./$.collection":11,"./$.collection-strong":8}],67:[function(require,module,exports){
'use strict';
var $def = require('./$.def')
  , $at  = require('./$.string-at')(false);
$def($def.P, 'String', {
  // 21.1.3.3 String.prototype.codePointAt(pos)
  codePointAt: function codePointAt(pos){
    return $at(this, pos);
  }
});
},{"./$.def":13,"./$.string-at":35}],68:[function(require,module,exports){
'use strict';
var $    = require('./$')
  , cof  = require('./$.cof')
  , $def = require('./$.def')
  , toLength = $.toLength;

// should throw error on regex
$def($def.P + $def.F * !require('./$.throws')(function(){ 'q'.endsWith(/./); }), 'String', {
  // 21.1.3.6 String.prototype.endsWith(searchString [, endPosition])
  endsWith: function endsWith(searchString /*, endPosition = @length */){
    if(cof(searchString) == 'RegExp')throw TypeError();
    var that = String($.assertDefined(this))
      , endPosition = arguments[1]
      , len = toLength(that.length)
      , end = endPosition === undefined ? len : Math.min(toLength(endPosition), len);
    searchString += '';
    return that.slice(end - searchString.length, end) === searchString;
  }
});
},{"./$":24,"./$.cof":7,"./$.def":13,"./$.throws":39}],69:[function(require,module,exports){
var $def    = require('./$.def')
  , toIndex = require('./$').toIndex
  , fromCharCode = String.fromCharCode
  , $fromCodePoint = String.fromCodePoint;

// length should be 1, old FF problem
$def($def.S + $def.F * (!!$fromCodePoint && $fromCodePoint.length != 1), 'String', {
  // 21.1.2.2 String.fromCodePoint(...codePoints)
  fromCodePoint: function fromCodePoint(x){ // eslint-disable-line no-unused-vars
    var res = []
      , len = arguments.length
      , i   = 0
      , code;
    while(len > i){
      code = +arguments[i++];
      if(toIndex(code, 0x10ffff) !== code)throw RangeError(code + ' is not a valid code point');
      res.push(code < 0x10000
        ? fromCharCode(code)
        : fromCharCode(((code -= 0x10000) >> 10) + 0xd800, code % 0x400 + 0xdc00)
      );
    } return res.join('');
  }
});
},{"./$":24,"./$.def":13}],70:[function(require,module,exports){
'use strict';
var $    = require('./$')
  , cof  = require('./$.cof')
  , $def = require('./$.def');

$def($def.P, 'String', {
  // 21.1.3.7 String.prototype.includes(searchString, position = 0)
  includes: function includes(searchString /*, position = 0 */){
    if(cof(searchString) == 'RegExp')throw TypeError();
    return !!~String($.assertDefined(this)).indexOf(searchString, arguments[1]);
  }
});
},{"./$":24,"./$.cof":7,"./$.def":13}],71:[function(require,module,exports){
var set   = require('./$').set
  , $at   = require('./$.string-at')(true)
  , ITER  = require('./$.uid').safe('iter')
  , $iter = require('./$.iter')
  , step  = $iter.step;

// 21.1.3.27 String.prototype[@@iterator]()
require('./$.iter-define')(String, 'String', function(iterated){
  set(this, ITER, {o: String(iterated), i: 0});
// 21.1.5.2.1 %StringIteratorPrototype%.next()
}, function(){
  var iter  = this[ITER]
    , O     = iter.o
    , index = iter.i
    , point;
  if(index >= O.length)return step(1);
  point = $at(O, index);
  iter.i += point.length;
  return step(0, point);
});
},{"./$":24,"./$.iter":23,"./$.iter-define":21,"./$.string-at":35,"./$.uid":40}],72:[function(require,module,exports){
var $    = require('./$')
  , $def = require('./$.def');

$def($def.S, 'String', {
  // 21.1.2.4 String.raw(callSite, ...substitutions)
  raw: function raw(callSite){
    var tpl = $.toObject(callSite.raw)
      , len = $.toLength(tpl.length)
      , sln = arguments.length
      , res = []
      , i   = 0;
    while(len > i){
      res.push(String(tpl[i++]));
      if(i < sln)res.push(String(arguments[i]));
    } return res.join('');
  }
});
},{"./$":24,"./$.def":13}],73:[function(require,module,exports){
var $def = require('./$.def');

$def($def.P, 'String', {
  // 21.1.3.13 String.prototype.repeat(count)
  repeat: require('./$.string-repeat')
});
},{"./$.def":13,"./$.string-repeat":37}],74:[function(require,module,exports){
'use strict';
var $    = require('./$')
  , cof  = require('./$.cof')
  , $def = require('./$.def');

// should throw error on regex
$def($def.P + $def.F * !require('./$.throws')(function(){ 'q'.startsWith(/./); }), 'String', {
  // 21.1.3.18 String.prototype.startsWith(searchString [, position ])
  startsWith: function startsWith(searchString /*, position = 0 */){
    if(cof(searchString) == 'RegExp')throw TypeError();
    var that  = String($.assertDefined(this))
      , index = $.toLength(Math.min(arguments[1], that.length));
    searchString += '';
    return that.slice(index, index + searchString.length) === searchString;
  }
});
},{"./$":24,"./$.cof":7,"./$.def":13,"./$.throws":39}],75:[function(require,module,exports){
'use strict';
// ECMAScript 6 symbols shim
var $        = require('./$')
  , setTag   = require('./$.cof').set
  , uid      = require('./$.uid')
  , shared   = require('./$.shared')
  , $def     = require('./$.def')
  , $redef   = require('./$.redef')
  , keyOf    = require('./$.keyof')
  , enumKeys = require('./$.enum-keys')
  , assertObject = require('./$.assert').obj
  , ObjectProto = Object.prototype
  , DESC     = $.DESC
  , has      = $.has
  , $create  = $.create
  , getDesc  = $.getDesc
  , setDesc  = $.setDesc
  , desc     = $.desc
  , $names   = require('./$.get-names')
  , getNames = $names.get
  , toObject = $.toObject
  , $Symbol  = $.g.Symbol
  , setter   = false
  , TAG      = uid('tag')
  , HIDDEN   = uid('hidden')
  , _propertyIsEnumerable = {}.propertyIsEnumerable
  , SymbolRegistry = shared('symbol-registry')
  , AllSymbols = shared('symbols')
  , useNative = $.isFunction($Symbol);

var setSymbolDesc = DESC ? function(){ // fallback for old Android
  try {
    return $create(setDesc({}, HIDDEN, {
      get: function(){
        return setDesc(this, HIDDEN, {value: false})[HIDDEN];
      }
    }))[HIDDEN] || setDesc;
  } catch(e){
    return function(it, key, D){
      var protoDesc = getDesc(ObjectProto, key);
      if(protoDesc)delete ObjectProto[key];
      setDesc(it, key, D);
      if(protoDesc && it !== ObjectProto)setDesc(ObjectProto, key, protoDesc);
    };
  }
}() : setDesc;

function wrap(tag){
  var sym = AllSymbols[tag] = $.set($create($Symbol.prototype), TAG, tag);
  DESC && setter && setSymbolDesc(ObjectProto, tag, {
    configurable: true,
    set: function(value){
      if(has(this, HIDDEN) && has(this[HIDDEN], tag))this[HIDDEN][tag] = false;
      setSymbolDesc(this, tag, desc(1, value));
    }
  });
  return sym;
}

function defineProperty(it, key, D){
  if(D && has(AllSymbols, key)){
    if(!D.enumerable){
      if(!has(it, HIDDEN))setDesc(it, HIDDEN, desc(1, {}));
      it[HIDDEN][key] = true;
    } else {
      if(has(it, HIDDEN) && it[HIDDEN][key])it[HIDDEN][key] = false;
      D = $create(D, {enumerable: desc(0, false)});
    } return setSymbolDesc(it, key, D);
  } return setDesc(it, key, D);
}
function defineProperties(it, P){
  assertObject(it);
  var keys = enumKeys(P = toObject(P))
    , i    = 0
    , l = keys.length
    , key;
  while(l > i)defineProperty(it, key = keys[i++], P[key]);
  return it;
}
function create(it, P){
  return P === undefined ? $create(it) : defineProperties($create(it), P);
}
function propertyIsEnumerable(key){
  var E = _propertyIsEnumerable.call(this, key);
  return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key]
    ? E : true;
}
function getOwnPropertyDescriptor(it, key){
  var D = getDesc(it = toObject(it), key);
  if(D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key]))D.enumerable = true;
  return D;
}
function getOwnPropertyNames(it){
  var names  = getNames(toObject(it))
    , result = []
    , i      = 0
    , key;
  while(names.length > i)if(!has(AllSymbols, key = names[i++]) && key != HIDDEN)result.push(key);
  return result;
}
function getOwnPropertySymbols(it){
  var names  = getNames(toObject(it))
    , result = []
    , i      = 0
    , key;
  while(names.length > i)if(has(AllSymbols, key = names[i++]))result.push(AllSymbols[key]);
  return result;
}

// 19.4.1.1 Symbol([description])
if(!useNative){
  $Symbol = function Symbol(){
    if(this instanceof $Symbol)throw TypeError('Symbol is not a constructor');
    return wrap(uid(arguments[0]));
  };
  $redef($Symbol.prototype, 'toString', function(){
    return this[TAG];
  });

  $.create     = create;
  $.setDesc    = defineProperty;
  $.getDesc    = getOwnPropertyDescriptor;
  $.setDescs   = defineProperties;
  $.getNames   = $names.get = getOwnPropertyNames;
  $.getSymbols = getOwnPropertySymbols;

  if($.DESC && $.FW)$redef(ObjectProto, 'propertyIsEnumerable', propertyIsEnumerable, true);
}

var symbolStatics = {
  // 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(key){
    return keyOf(SymbolRegistry, key);
  },
  useSetter: function(){ setter = true; },
  useSimple: function(){ setter = false; }
};
// 19.4.2.2 Symbol.hasInstance
// 19.4.2.3 Symbol.isConcatSpreadable
// 19.4.2.4 Symbol.iterator
// 19.4.2.6 Symbol.match
// 19.4.2.8 Symbol.replace
// 19.4.2.9 Symbol.search
// 19.4.2.10 Symbol.species
// 19.4.2.11 Symbol.split
// 19.4.2.12 Symbol.toPrimitive
// 19.4.2.13 Symbol.toStringTag
// 19.4.2.14 Symbol.unscopables
$.each.call((
    'hasInstance,isConcatSpreadable,iterator,match,replace,search,' +
    'species,split,toPrimitive,toStringTag,unscopables'
  ).split(','), function(it){
    var sym = require('./$.wks')(it);
    symbolStatics[it] = useNative ? sym : wrap(sym);
  }
);

setter = true;

$def($def.G + $def.W, {Symbol: $Symbol});

$def($def.S, 'Symbol', symbolStatics);

$def($def.S + $def.F * !useNative, '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
});

// 19.4.3.5 Symbol.prototype[@@toStringTag]
setTag($Symbol, 'Symbol');
// 20.2.1.9 Math[@@toStringTag]
setTag(Math, 'Math', true);
// 24.3.3 JSON[@@toStringTag]
setTag($.g.JSON, 'JSON', true);
},{"./$":24,"./$.assert":5,"./$.cof":7,"./$.def":13,"./$.enum-keys":15,"./$.get-names":18,"./$.keyof":25,"./$.redef":29,"./$.shared":33,"./$.uid":40,"./$.wks":42}],76:[function(require,module,exports){
'use strict';
var $         = require('./$')
  , weak      = require('./$.collection-weak')
  , leakStore = weak.leakStore
  , ID        = weak.ID
  , WEAK      = weak.WEAK
  , has       = $.has
  , isObject  = $.isObject
  , isExtensible = Object.isExtensible || isObject
  , tmp       = {};

// 23.3 WeakMap Objects
var $WeakMap = require('./$.collection')('WeakMap', function(get){
  return function WeakMap(){ return get(this, arguments[0]); };
}, {
  // 23.3.3.3 WeakMap.prototype.get(key)
  get: function get(key){
    if(isObject(key)){
      if(!isExtensible(key))return leakStore(this).get(key);
      if(has(key, WEAK))return key[WEAK][this[ID]];
    }
  },
  // 23.3.3.5 WeakMap.prototype.set(key, value)
  set: function set(key, value){
    return weak.def(this, key, value);
  }
}, weak, true, true);

// IE11 WeakMap frozen keys fix
if(new $WeakMap().set((Object.freeze || Object)(tmp), 7).get(tmp) != 7){
  $.each.call(['delete', 'has', 'get', 'set'], function(key){
    var proto  = $WeakMap.prototype
      , method = proto[key];
    require('./$.redef')(proto, key, function(a, b){
      // store frozen objects on leaky map
      if(isObject(a) && !isExtensible(a)){
        var result = leakStore(this)[key](a, b);
        return key == 'set' ? this : result;
      // store all the rest on native weakmap
      } return method.call(this, a, b);
    });
  });
}
},{"./$":24,"./$.collection":11,"./$.collection-weak":10,"./$.redef":29}],77:[function(require,module,exports){
'use strict';
var weak = require('./$.collection-weak');

// 23.4 WeakSet Objects
require('./$.collection')('WeakSet', function(get){
  return function WeakSet(){ return get(this, arguments[0]); };
}, {
  // 23.4.3.1 WeakSet.prototype.add(value)
  add: function add(value){
    return weak.def(this, value, true);
  }
}, weak, false, true);
},{"./$.collection":11,"./$.collection-weak":10}],78:[function(require,module,exports){
'use strict';
var $def      = require('./$.def')
  , $includes = require('./$.array-includes')(true);
$def($def.P, 'Array', {
  // https://github.com/domenic/Array.prototype.includes
  includes: function includes(el /*, fromIndex = 0 */){
    return $includes(this, el, arguments[1]);
  }
});
require('./$.unscope')('includes');
},{"./$.array-includes":3,"./$.def":13,"./$.unscope":41}],79:[function(require,module,exports){
// https://github.com/DavidBruant/Map-Set.prototype.toJSON
require('./$.collection-to-json')('Map');
},{"./$.collection-to-json":9}],80:[function(require,module,exports){
// https://gist.github.com/WebReflection/9353781
var $       = require('./$')
  , $def    = require('./$.def')
  , ownKeys = require('./$.own-keys');

$def($def.S, 'Object', {
  getOwnPropertyDescriptors: function getOwnPropertyDescriptors(object){
    var O      = $.toObject(object)
      , result = {};
    $.each.call(ownKeys(O), function(key){
      $.setDesc(result, key, $.desc(0, $.getDesc(O, key)));
    });
    return result;
  }
});
},{"./$":24,"./$.def":13,"./$.own-keys":27}],81:[function(require,module,exports){
// http://goo.gl/XkBrjD
var $    = require('./$')
  , $def = require('./$.def');
function createObjectToArray(isEntries){
  return function(object){
    var O      = $.toObject(object)
      , keys   = $.getKeys(O)
      , length = keys.length
      , i      = 0
      , result = Array(length)
      , key;
    if(isEntries)while(length > i)result[i] = [key = keys[i++], O[key]];
    else while(length > i)result[i] = O[keys[i++]];
    return result;
  };
}
$def($def.S, 'Object', {
  values:  createObjectToArray(false),
  entries: createObjectToArray(true)
});
},{"./$":24,"./$.def":13}],82:[function(require,module,exports){
// https://github.com/benjamingr/RexExp.escape
var $def = require('./$.def');
$def($def.S, 'RegExp', {
  escape: require('./$.replacer')(/[\\^$*+?.()|[\]{}]/g, '\\$&', true)
});

},{"./$.def":13,"./$.replacer":30}],83:[function(require,module,exports){
// https://github.com/DavidBruant/Map-Set.prototype.toJSON
require('./$.collection-to-json')('Set');
},{"./$.collection-to-json":9}],84:[function(require,module,exports){
// https://github.com/mathiasbynens/String.prototype.at
'use strict';
var $def = require('./$.def')
  , $at  = require('./$.string-at')(true);
$def($def.P, 'String', {
  at: function at(pos){
    return $at(this, pos);
  }
});
},{"./$.def":13,"./$.string-at":35}],85:[function(require,module,exports){
'use strict';
var $def = require('./$.def')
  , $pad = require('./$.string-pad');
$def($def.P, 'String', {
  lpad: function lpad(n){
    return $pad(this, n, arguments[1], true);
  }
});
},{"./$.def":13,"./$.string-pad":36}],86:[function(require,module,exports){
'use strict';
var $def = require('./$.def')
  , $pad = require('./$.string-pad');
$def($def.P, 'String', {
  rpad: function rpad(n){
    return $pad(this, n, arguments[1], false);
  }
});
},{"./$.def":13,"./$.string-pad":36}],87:[function(require,module,exports){
// JavaScript 1.6 / Strawman array statics shim
var $       = require('./$')
  , $def    = require('./$.def')
  , $Array  = $.core.Array || Array
  , statics = {};
function setStatics(keys, length){
  $.each.call(keys.split(','), function(key){
    if(length == undefined && key in $Array)statics[key] = $Array[key];
    else if(key in [])statics[key] = require('./$.ctx')(Function.call, [][key], length);
  });
}
setStatics('pop,reverse,shift,keys,values,entries', 1);
setStatics('indexOf,every,some,forEach,map,filter,find,findIndex,includes', 3);
setStatics('join,slice,concat,push,splice,unshift,sort,lastIndexOf,' +
           'reduce,reduceRight,copyWithin,fill,turn');
$def($def.S, 'Array', statics);
},{"./$":24,"./$.ctx":12,"./$.def":13}],88:[function(require,module,exports){
require('./es6.array.iterator');
var $           = require('./$')
  , Iterators   = require('./$.iter').Iterators
  , ITERATOR    = require('./$.wks')('iterator')
  , ArrayValues = Iterators.Array
  , NL          = $.g.NodeList
  , HTC         = $.g.HTMLCollection
  , NLProto     = NL && NL.prototype
  , HTCProto    = HTC && HTC.prototype;
if($.FW){
  if(NL && !(ITERATOR in NLProto))$.hide(NLProto, ITERATOR, ArrayValues);
  if(HTC && !(ITERATOR in HTCProto))$.hide(HTCProto, ITERATOR, ArrayValues);
}
Iterators.NodeList = Iterators.HTMLCollection = ArrayValues;
},{"./$":24,"./$.iter":23,"./$.wks":42,"./es6.array.iterator":49}],89:[function(require,module,exports){
var $def  = require('./$.def')
  , $task = require('./$.task');
$def($def.G + $def.B, {
  setImmediate:   $task.set,
  clearImmediate: $task.clear
});
},{"./$.def":13,"./$.task":38}],90:[function(require,module,exports){
// ie9- setTimeout & setInterval additional parameters fix
var $         = require('./$')
  , $def      = require('./$.def')
  , invoke    = require('./$.invoke')
  , partial   = require('./$.partial')
  , navigator = $.g.navigator
  , MSIE      = !!navigator && /MSIE .\./.test(navigator.userAgent); // <- dirty ie9- check
function wrap(set){
  return MSIE ? function(fn, time /*, ...args */){
    return set(invoke(
      partial,
      [].slice.call(arguments, 2),
      $.isFunction(fn) ? fn : Function(fn)
    ), time);
  } : set;
}
$def($def.G + $def.B + $def.F * MSIE, {
  setTimeout:  wrap($.g.setTimeout),
  setInterval: wrap($.g.setInterval)
});
},{"./$":24,"./$.def":13,"./$.invoke":19,"./$.partial":28}],91:[function(require,module,exports){
require('./modules/es5');
require('./modules/es6.symbol');
require('./modules/es6.object.assign');
require('./modules/es6.object.is');
require('./modules/es6.object.set-prototype-of');
require('./modules/es6.object.to-string');
require('./modules/es6.object.statics-accept-primitives');
require('./modules/es6.function.name');
require('./modules/es6.function.has-instance');
require('./modules/es6.number.constructor');
require('./modules/es6.number.statics');
require('./modules/es6.math');
require('./modules/es6.string.from-code-point');
require('./modules/es6.string.raw');
require('./modules/es6.string.iterator');
require('./modules/es6.string.code-point-at');
require('./modules/es6.string.ends-with');
require('./modules/es6.string.includes');
require('./modules/es6.string.repeat');
require('./modules/es6.string.starts-with');
require('./modules/es6.array.from');
require('./modules/es6.array.of');
require('./modules/es6.array.iterator');
require('./modules/es6.array.species');
require('./modules/es6.array.copy-within');
require('./modules/es6.array.fill');
require('./modules/es6.array.find');
require('./modules/es6.array.find-index');
require('./modules/es6.regexp');
require('./modules/es6.promise');
require('./modules/es6.map');
require('./modules/es6.set');
require('./modules/es6.weak-map');
require('./modules/es6.weak-set');
require('./modules/es6.reflect');
require('./modules/es7.array.includes');
require('./modules/es7.string.at');
require('./modules/es7.string.lpad');
require('./modules/es7.string.rpad');
require('./modules/es7.regexp.escape');
require('./modules/es7.object.get-own-property-descriptors');
require('./modules/es7.object.to-array');
require('./modules/es7.map.to-json');
require('./modules/es7.set.to-json');
require('./modules/js.array.statics');
require('./modules/web.timers');
require('./modules/web.immediate');
require('./modules/web.dom.iterable');
module.exports = require('./modules/$').core;

},{"./modules/$":24,"./modules/es5":43,"./modules/es6.array.copy-within":44,"./modules/es6.array.fill":45,"./modules/es6.array.find":47,"./modules/es6.array.find-index":46,"./modules/es6.array.from":48,"./modules/es6.array.iterator":49,"./modules/es6.array.of":50,"./modules/es6.array.species":51,"./modules/es6.function.has-instance":52,"./modules/es6.function.name":53,"./modules/es6.map":54,"./modules/es6.math":55,"./modules/es6.number.constructor":56,"./modules/es6.number.statics":57,"./modules/es6.object.assign":58,"./modules/es6.object.is":59,"./modules/es6.object.set-prototype-of":60,"./modules/es6.object.statics-accept-primitives":61,"./modules/es6.object.to-string":62,"./modules/es6.promise":63,"./modules/es6.reflect":64,"./modules/es6.regexp":65,"./modules/es6.set":66,"./modules/es6.string.code-point-at":67,"./modules/es6.string.ends-with":68,"./modules/es6.string.from-code-point":69,"./modules/es6.string.includes":70,"./modules/es6.string.iterator":71,"./modules/es6.string.raw":72,"./modules/es6.string.repeat":73,"./modules/es6.string.starts-with":74,"./modules/es6.symbol":75,"./modules/es6.weak-map":76,"./modules/es6.weak-set":77,"./modules/es7.array.includes":78,"./modules/es7.map.to-json":79,"./modules/es7.object.get-own-property-descriptors":80,"./modules/es7.object.to-array":81,"./modules/es7.regexp.escape":82,"./modules/es7.set.to-json":83,"./modules/es7.string.at":84,"./modules/es7.string.lpad":85,"./modules/es7.string.rpad":86,"./modules/js.array.statics":87,"./modules/web.dom.iterable":88,"./modules/web.immediate":89,"./modules/web.timers":90}],92:[function(require,module,exports){
(function (process,global){
/**
 * Copyright (c) 2014, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * https://raw.github.com/facebook/regenerator/master/LICENSE file. An
 * additional grant of patent rights can be found in the PATENTS file in
 * the same directory.
 */

!(function(global) {
  "use strict";

  var hasOwn = Object.prototype.hasOwnProperty;
  var undefined; // More compressible than void 0.
  var iteratorSymbol =
    typeof Symbol === "function" && Symbol.iterator || "@@iterator";

  var inModule = typeof module === "object";
  var runtime = global.regeneratorRuntime;
  if (runtime) {
    if (inModule) {
      // If regeneratorRuntime is defined globally and we're in a module,
      // make the exports object identical to regeneratorRuntime.
      module.exports = runtime;
    }
    // Don't bother evaluating the rest of this file if the runtime was
    // already defined globally.
    return;
  }

  // Define the runtime globally (as expected by generated code) as either
  // module.exports (if we're in a module) or a new, empty object.
  runtime = global.regeneratorRuntime = inModule ? module.exports : {};

  function wrap(innerFn, outerFn, self, tryLocsList) {
    // If outerFn provided, then outerFn.prototype instanceof Generator.
    var generator = Object.create((outerFn || Generator).prototype);

    generator._invoke = makeInvokeMethod(
      innerFn, self || null,
      new Context(tryLocsList || [])
    );

    return generator;
  }
  runtime.wrap = wrap;

  // Try/catch helper to minimize deoptimizations. Returns a completion
  // record like context.tryEntries[i].completion. This interface could
  // have been (and was previously) designed to take a closure to be
  // invoked without arguments, but in all the cases we care about we
  // already have an existing method we want to call, so there's no need
  // to create a new function object. We can even get away with assuming
  // the method takes exactly one argument, since that happens to be true
  // in every case, so we don't have to touch the arguments object. The
  // only additional allocation required is the completion record, which
  // has a stable shape and so hopefully should be cheap to allocate.
  function tryCatch(fn, obj, arg) {
    try {
      return { type: "normal", arg: fn.call(obj, arg) };
    } catch (err) {
      return { type: "throw", arg: err };
    }
  }

  var GenStateSuspendedStart = "suspendedStart";
  var GenStateSuspendedYield = "suspendedYield";
  var GenStateExecuting = "executing";
  var GenStateCompleted = "completed";

  // Returning this object from the innerFn has the same effect as
  // breaking out of the dispatch switch statement.
  var ContinueSentinel = {};

  // Dummy constructor functions that we use as the .constructor and
  // .constructor.prototype properties for functions that return Generator
  // objects. For full spec compliance, you may wish to configure your
  // minifier not to mangle the names of these two functions.
  function Generator() {}
  function GeneratorFunction() {}
  function GeneratorFunctionPrototype() {}

  var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype;
  GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
  GeneratorFunctionPrototype.constructor = GeneratorFunction;
  GeneratorFunction.displayName = "GeneratorFunction";

  // Helper for defining the .next, .throw, and .return methods of the
  // Iterator interface in terms of a single ._invoke method.
  function defineIteratorMethods(prototype) {
    ["next", "throw", "return"].forEach(function(method) {
      prototype[method] = function(arg) {
        return this._invoke(method, arg);
      };
    });
  }

  runtime.isGeneratorFunction = function(genFun) {
    var ctor = typeof genFun === "function" && genFun.constructor;
    return ctor
      ? ctor === GeneratorFunction ||
        // For the native GeneratorFunction constructor, the best we can
        // do is to check its .name property.
        (ctor.displayName || ctor.name) === "GeneratorFunction"
      : false;
  };

  runtime.mark = function(genFun) {
    genFun.__proto__ = GeneratorFunctionPrototype;
    genFun.prototype = Object.create(Gp);
    return genFun;
  };

  // Within the body of any async function, `await x` is transformed to
  // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
  // `value instanceof AwaitArgument` to determine if the yielded value is
  // meant to be awaited. Some may consider the name of this method too
  // cutesy, but they are curmudgeons.
  runtime.awrap = function(arg) {
    return new AwaitArgument(arg);
  };

  function AwaitArgument(arg) {
    this.arg = arg;
  }

  function AsyncIterator(generator) {
    // This invoke function is written in a style that assumes some
    // calling function (or Promise) will handle exceptions.
    function invoke(method, arg) {
      var result = generator[method](arg);
      var value = result.value;
      return value instanceof AwaitArgument
        ? Promise.resolve(value.arg).then(invokeNext, invokeThrow)
        : Promise.resolve(value).then(function(unwrapped) {
            // When a yielded Promise is resolved, its final value becomes
            // the .value of the Promise<{value,done}> result for the
            // current iteration. If the Promise is rejected, however, the
            // result for this iteration will be rejected with the same
            // reason. Note that rejections of yielded Promises are not
            // thrown back into the generator function, as is the case
            // when an awaited Promise is rejected. This difference in
            // behavior between yield and await is important, because it
            // allows the consumer to decide what to do with the yielded
            // rejection (swallow it and continue, manually .throw it back
            // into the generator, abandon iteration, whatever). With
            // await, by contrast, there is no opportunity to examine the
            // rejection reason outside the generator function, so the
            // only option is to throw it from the await expression, and
            // let the generator function handle the exception.
            result.value = unwrapped;
            return result;
          });
    }

    if (typeof process === "object" && process.domain) {
      invoke = process.domain.bind(invoke);
    }

    var invokeNext = invoke.bind(generator, "next");
    var invokeThrow = invoke.bind(generator, "throw");
    var invokeReturn = invoke.bind(generator, "return");
    var previousPromise;

    function enqueue(method, arg) {
      var enqueueResult =
        // If enqueue has been called before, then we want to wait until
        // all previous Promises have been resolved before calling invoke,
        // so that results are always delivered in the correct order. If
        // enqueue has not been called before, then it is important to
        // call invoke immediately, without waiting on a callback to fire,
        // so that the async generator function has the opportunity to do
        // any necessary setup in a predictable way. This predictability
        // is why the Promise constructor synchronously invokes its
        // executor callback, and why async functions synchronously
        // execute code before the first await. Since we implement simple
        // async functions in terms of async generators, it is especially
        // important to get this right, even though it requires care.
        previousPromise ? previousPromise.then(function() {
          return invoke(method, arg);
        }) : new Promise(function(resolve) {
          resolve(invoke(method, arg));
        });

      // Avoid propagating enqueueResult failures to Promises returned by
      // later invocations of the iterator.
      previousPromise = enqueueResult["catch"](function(ignored){});

      return enqueueResult;
    }

    // Define the unified helper method that is used to implement .next,
    // .throw, and .return (see defineIteratorMethods).
    this._invoke = enqueue;
  }

  defineIteratorMethods(AsyncIterator.prototype);

  // Note that simple async functions are implemented on top of
  // AsyncIterator objects; they just return a Promise for the value of
  // the final result produced by the iterator.
  runtime.async = function(innerFn, outerFn, self, tryLocsList) {
    var iter = new AsyncIterator(
      wrap(innerFn, outerFn, self, tryLocsList)
    );

    return runtime.isGeneratorFunction(outerFn)
      ? iter // If outerFn is a generator, return the full iterator.
      : iter.next().then(function(result) {
          return result.done ? result.value : iter.next();
        });
  };

  function makeInvokeMethod(innerFn, self, context) {
    var state = GenStateSuspendedStart;

    return function invoke(method, arg) {
      if (state === GenStateExecuting) {
        throw new Error("Generator is already running");
      }

      if (state === GenStateCompleted) {
        if (method === "throw") {
          throw arg;
        }

        // Be forgiving, per 25.3.3.3.3 of the spec:
        // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
        return doneResult();
      }

      while (true) {
        var delegate = context.delegate;
        if (delegate) {
          if (method === "return" ||
              (method === "throw" && delegate.iterator[method] === undefined)) {
            // A return or throw (when the delegate iterator has no throw
            // method) always terminates the yield* loop.
            context.delegate = null;

            // If the delegate iterator has a return method, give it a
            // chance to clean up.
            var returnMethod = delegate.iterator["return"];
            if (returnMethod) {
              var record = tryCatch(returnMethod, delegate.iterator, arg);
              if (record.type === "throw") {
                // If the return method threw an exception, let that
                // exception prevail over the original return or throw.
                method = "throw";
                arg = record.arg;
                continue;
              }
            }

            if (method === "return") {
              // Continue with the outer return, now that the delegate
              // iterator has been terminated.
              continue;
            }
          }

          var record = tryCatch(
            delegate.iterator[method],
            delegate.iterator,
            arg
          );

          if (record.type === "throw") {
            context.delegate = null;

            // Like returning generator.throw(uncaught), but without the
            // overhead of an extra function call.
            method = "throw";
            arg = record.arg;
            continue;
          }

          // Delegate generator ran and handled its own exceptions so
          // regardless of what the method was, we continue as if it is
          // "next" with an undefined arg.
          method = "next";
          arg = undefined;

          var info = record.arg;
          if (info.done) {
            context[delegate.resultName] = info.value;
            context.next = delegate.nextLoc;
          } else {
            state = GenStateSuspendedYield;
            return info;
          }

          context.delegate = null;
        }

        if (method === "next") {
          if (state === GenStateSuspendedYield) {
            context.sent = arg;
          } else {
            context.sent = undefined;
          }

        } else if (method === "throw") {
          if (state === GenStateSuspendedStart) {
            state = GenStateCompleted;
            throw arg;
          }

          if (context.dispatchException(arg)) {
            // If the dispatched exception was caught by a catch block,
            // then let that catch block handle the exception normally.
            method = "next";
            arg = undefined;
          }

        } else if (method === "return") {
          context.abrupt("return", arg);
        }

        state = GenStateExecuting;

        var record = tryCatch(innerFn, self, context);
        if (record.type === "normal") {
          // If an exception is thrown from innerFn, we leave state ===
          // GenStateExecuting and loop back for another invocation.
          state = context.done
            ? GenStateCompleted
            : GenStateSuspendedYield;

          var info = {
            value: record.arg,
            done: context.done
          };

          if (record.arg === ContinueSentinel) {
            if (context.delegate && method === "next") {
              // Deliberately forget the last sent value so that we don't
              // accidentally pass it on to the delegate.
              arg = undefined;
            }
          } else {
            return info;
          }

        } else if (record.type === "throw") {
          state = GenStateCompleted;
          // Dispatch the exception by looping back around to the
          // context.dispatchException(arg) call above.
          method = "throw";
          arg = record.arg;
        }
      }
    };
  }

  // Define Generator.prototype.{next,throw,return} in terms of the
  // unified ._invoke helper method.
  defineIteratorMethods(Gp);

  Gp[iteratorSymbol] = function() {
    return this;
  };

  Gp.toString = function() {
    return "[object Generator]";
  };

  function pushTryEntry(locs) {
    var entry = { tryLoc: locs[0] };

    if (1 in locs) {
      entry.catchLoc = locs[1];
    }

    if (2 in locs) {
      entry.finallyLoc = locs[2];
      entry.afterLoc = locs[3];
    }

    this.tryEntries.push(entry);
  }

  function resetTryEntry(entry) {
    var record = entry.completion || {};
    record.type = "normal";
    delete record.arg;
    entry.completion = record;
  }

  function Context(tryLocsList) {
    // The root entry object (effectively a try statement without a catch
    // or a finally block) gives us a place to store values thrown from
    // locations where there is no enclosing try statement.
    this.tryEntries = [{ tryLoc: "root" }];
    tryLocsList.forEach(pushTryEntry, this);
    this.reset(true);
  }

  runtime.keys = function(object) {
    var keys = [];
    for (var key in object) {
      keys.push(key);
    }
    keys.reverse();

    // Rather than returning an object with a next method, we keep
    // things simple and return the next function itself.
    return function next() {
      while (keys.length) {
        var key = keys.pop();
        if (key in object) {
          next.value = key;
          next.done = false;
          return next;
        }
      }

      // To avoid creating an additional object, we just hang the .value
      // and .done properties off the next function object itself. This
      // also ensures that the minifier will not anonymize the function.
      next.done = true;
      return next;
    };
  };

  function values(iterable) {
    if (iterable) {
      var iteratorMethod = iterable[iteratorSymbol];
      if (iteratorMethod) {
        return iteratorMethod.call(iterable);
      }

      if (typeof iterable.next === "function") {
        return iterable;
      }

      if (!isNaN(iterable.length)) {
        var i = -1, next = function next() {
          while (++i < iterable.length) {
            if (hasOwn.call(iterable, i)) {
              next.value = iterable[i];
              next.done = false;
              return next;
            }
          }

          next.value = undefined;
          next.done = true;

          return next;
        };

        return next.next = next;
      }
    }

    // Return an iterator with no values.
    return { next: doneResult };
  }
  runtime.values = values;

  function doneResult() {
    return { value: undefined, done: true };
  }

  Context.prototype = {
    constructor: Context,

    reset: function(skipTempReset) {
      this.prev = 0;
      this.next = 0;
      this.sent = undefined;
      this.done = false;
      this.delegate = null;

      this.tryEntries.forEach(resetTryEntry);

      if (!skipTempReset) {
        for (var name in this) {
          // Not sure about the optimal order of these conditions:
          if (name.charAt(0) === "t" &&
              hasOwn.call(this, name) &&
              !isNaN(+name.slice(1))) {
            this[name] = undefined;
          }
        }
      }
    },

    stop: function() {
      this.done = true;

      var rootEntry = this.tryEntries[0];
      var rootRecord = rootEntry.completion;
      if (rootRecord.type === "throw") {
        throw rootRecord.arg;
      }

      return this.rval;
    },

    dispatchException: function(exception) {
      if (this.done) {
        throw exception;
      }

      var context = this;
      function handle(loc, caught) {
        record.type = "throw";
        record.arg = exception;
        context.next = loc;
        return !!caught;
      }

      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        var record = entry.completion;

        if (entry.tryLoc === "root") {
          // Exception thrown outside of any try block that could handle
          // it, so set the completion value of the entire function to
          // throw the exception.
          return handle("end");
        }

        if (entry.tryLoc <= this.prev) {
          var hasCatch = hasOwn.call(entry, "catchLoc");
          var hasFinally = hasOwn.call(entry, "finallyLoc");

          if (hasCatch && hasFinally) {
            if (this.prev < entry.catchLoc) {
              return handle(entry.catchLoc, true);
            } else if (this.prev < entry.finallyLoc) {
              return handle(entry.finallyLoc);
            }

          } else if (hasCatch) {
            if (this.prev < entry.catchLoc) {
              return handle(entry.catchLoc, true);
            }

          } else if (hasFinally) {
            if (this.prev < entry.finallyLoc) {
              return handle(entry.finallyLoc);
            }

          } else {
            throw new Error("try statement without catch or finally");
          }
        }
      }
    },

    abrupt: function(type, arg) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.tryLoc <= this.prev &&
            hasOwn.call(entry, "finallyLoc") &&
            this.prev < entry.finallyLoc) {
          var finallyEntry = entry;
          break;
        }
      }

      if (finallyEntry &&
          (type === "break" ||
           type === "continue") &&
          finallyEntry.tryLoc <= arg &&
          arg <= finallyEntry.finallyLoc) {
        // Ignore the finally entry if control is not jumping to a
        // location outside the try/catch block.
        finallyEntry = null;
      }

      var record = finallyEntry ? finallyEntry.completion : {};
      record.type = type;
      record.arg = arg;

      if (finallyEntry) {
        this.next = finallyEntry.finallyLoc;
      } else {
        this.complete(record);
      }

      return ContinueSentinel;
    },

    complete: function(record, afterLoc) {
      if (record.type === "throw") {
        throw record.arg;
      }

      if (record.type === "break" ||
          record.type === "continue") {
        this.next = record.arg;
      } else if (record.type === "return") {
        this.rval = record.arg;
        this.next = "end";
      } else if (record.type === "normal" && afterLoc) {
        this.next = afterLoc;
      }
    },

    finish: function(finallyLoc) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.finallyLoc === finallyLoc) {
          this.complete(entry.completion, entry.afterLoc);
          resetTryEntry(entry);
          return ContinueSentinel;
        }
      }
    },

    "catch": function(tryLoc) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.tryLoc === tryLoc) {
          var record = entry.completion;
          if (record.type === "throw") {
            var thrown = record.arg;
            resetTryEntry(entry);
          }
          return thrown;
        }
      }

      // The context.catch method must only be called with a location
      // argument that corresponds to a known catch block.
      throw new Error("illegal catch attempt");
    },

    delegateYield: function(iterable, resultName, nextLoc) {
      this.delegate = {
        iterator: values(iterable),
        resultName: resultName,
        nextLoc: nextLoc
      };

      return ContinueSentinel;
    }
  };
})(
  // Among the various tricks for obtaining a reference to the global
  // object, this seems to be the most reliable technique that does not
  // use indirect eval (which violates Content Security Policy).
  typeof global === "object" ? global :
  typeof window === "object" ? window :
  typeof self === "object" ? self : this
);

}).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{"_process":1}]},{},[2]);
