diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4839f408..a484f84d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+v1.6.4 - Thu, 15 Dec 2016 05:48:59 GMT
+--------------------------------------
+
+- [694cb87](../../commit/694cb87) [fixed] updated references from rackt to reactjs. (#244)
+
+
 v1.6.3 - Mon, 12 Dec 2016 14:03:43 GMT
 --------------------------------------
 
diff --git a/bower.json b/bower.json
index 615d644f..f4794464 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "react-modal",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "homepage": "https://github.com/reactjs/react-modal",
   "authors": [
     "Ryan Florence",
@@ -26,4 +26,4 @@
     "karma.conf.js",
     "package.json"
   ]
-}
+}
\ No newline at end of file
diff --git a/dist/react-modal.js b/dist/react-modal.js
index 77ccdcb8..588f47ee 100644
--- a/dist/react-modal.js
+++ b/dist/react-modal.js
@@ -68,8 +68,8 @@ return /******/ (function(modules) { // webpackBootstrap
 	var ReactDOM = __webpack_require__(3);
 	var ExecutionEnvironment = __webpack_require__(4);
 	var ModalPortal = React.createFactory(__webpack_require__(5));
-	var ariaAppHider = __webpack_require__(20);
-	var elementClass = __webpack_require__(21);
+	var ariaAppHider = __webpack_require__(10);
+	var elementClass = __webpack_require__(11);
 	var renderSubtreeIntoContainer = __webpack_require__(3).unstable_renderSubtreeIntoContainer;
 	var Assign = __webpack_require__(9);
 
@@ -610,229 +610,257 @@ return /******/ (function(modules) { // webpackBootstrap
 
 /***/ },
 /* 9 */
-/***/ function(module, exports, __webpack_require__) {
+/***/ function(module, exports) {
 
 	/**
-	 * lodash 3.2.0 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+	 * lodash (Custom Build) <https://lodash.com/>
+	 * Build: `lodash modularize exports="npm" -o ./`
+	 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
+	 * Released under MIT license <https://lodash.com/license>
 	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
+	 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 	 */
-	var baseAssign = __webpack_require__(10),
-	    createAssigner = __webpack_require__(16),
-	    keys = __webpack_require__(12);
+
+	/** Used as references for various `Number` constants. */
+	var MAX_SAFE_INTEGER = 9007199254740991;
+
+	/** `Object#toString` result references. */
+	var argsTag = '[object Arguments]',
+	    funcTag = '[object Function]',
+	    genTag = '[object GeneratorFunction]';
+
+	/** Used to detect unsigned integer values. */
+	var reIsUint = /^(?:0|[1-9]\d*)$/;
 
 	/**
-	 * A specialized version of `_.assign` for customizing assigned values without
-	 * support for argument juggling, multiple sources, and `this` binding `customizer`
-	 * functions.
+	 * A faster alternative to `Function#apply`, this function invokes `func`
+	 * with the `this` binding of `thisArg` and the arguments of `args`.
 	 *
 	 * @private
-	 * @param {Object} object The destination object.
-	 * @param {Object} source The source object.
-	 * @param {Function} customizer The function to customize assigned values.
-	 * @returns {Object} Returns `object`.
+	 * @param {Function} func The function to invoke.
+	 * @param {*} thisArg The `this` binding of `func`.
+	 * @param {Array} args The arguments to invoke `func` with.
+	 * @returns {*} Returns the result of `func`.
 	 */
-	function assignWith(object, source, customizer) {
-	  var index = -1,
-	      props = keys(source),
-	      length = props.length;
-
-	  while (++index < length) {
-	    var key = props[index],
-	        value = object[key],
-	        result = customizer(value, source[key], key, object, source);
-
-	    if ((result === result ? (result !== value) : (value === value)) ||
-	        (value === undefined && !(key in object))) {
-	      object[key] = result;
-	    }
+	function apply(func, thisArg, args) {
+	  switch (args.length) {
+	    case 0: return func.call(thisArg);
+	    case 1: return func.call(thisArg, args[0]);
+	    case 2: return func.call(thisArg, args[0], args[1]);
+	    case 3: return func.call(thisArg, args[0], args[1], args[2]);
 	  }
-	  return object;
+	  return func.apply(thisArg, args);
 	}
 
 	/**
-	 * Assigns own enumerable properties of source object(s) to the destination
-	 * object. Subsequent sources overwrite property assignments of previous sources.
-	 * If `customizer` is provided it is invoked to produce the assigned values.
-	 * The `customizer` is bound to `thisArg` and invoked with five arguments:
-	 * (objectValue, sourceValue, key, object, source).
-	 *
-	 * **Note:** This method mutates `object` and is based on
-	 * [`Object.assign`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign).
-	 *
-	 * @static
-	 * @memberOf _
-	 * @alias extend
-	 * @category Object
-	 * @param {Object} object The destination object.
-	 * @param {...Object} [sources] The source objects.
-	 * @param {Function} [customizer] The function to customize assigned values.
-	 * @param {*} [thisArg] The `this` binding of `customizer`.
-	 * @returns {Object} Returns `object`.
-	 * @example
+	 * The base implementation of `_.times` without support for iteratee shorthands
+	 * or max array length checks.
 	 *
-	 * _.assign({ 'user': 'barney' }, { 'age': 40 }, { 'user': 'fred' });
-	 * // => { 'user': 'fred', 'age': 40 }
-	 *
-	 * // using a customizer callback
-	 * var defaults = _.partialRight(_.assign, function(value, other) {
-	 *   return _.isUndefined(value) ? other : value;
-	 * });
-	 *
-	 * defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' });
-	 * // => { 'user': 'barney', 'age': 36 }
+	 * @private
+	 * @param {number} n The number of times to invoke `iteratee`.
+	 * @param {Function} iteratee The function invoked per iteration.
+	 * @returns {Array} Returns the array of results.
 	 */
-	var assign = createAssigner(function(object, source, customizer) {
-	  return customizer
-	    ? assignWith(object, source, customizer)
-	    : baseAssign(object, source);
-	});
-
-	module.exports = assign;
-
-
-/***/ },
-/* 10 */
-/***/ function(module, exports, __webpack_require__) {
+	function baseTimes(n, iteratee) {
+	  var index = -1,
+	      result = Array(n);
 
-	/**
-	 * lodash 3.2.0 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
-	 */
-	var baseCopy = __webpack_require__(11),
-	    keys = __webpack_require__(12);
+	  while (++index < n) {
+	    result[index] = iteratee(index);
+	  }
+	  return result;
+	}
 
 	/**
-	 * The base implementation of `_.assign` without support for argument juggling,
-	 * multiple sources, and `customizer` functions.
+	 * Creates a unary function that invokes `func` with its argument transformed.
 	 *
 	 * @private
-	 * @param {Object} object The destination object.
-	 * @param {Object} source The source object.
-	 * @returns {Object} Returns `object`.
+	 * @param {Function} func The function to wrap.
+	 * @param {Function} transform The argument transform.
+	 * @returns {Function} Returns the new function.
 	 */
-	function baseAssign(object, source) {
-	  return source == null
-	    ? object
-	    : baseCopy(source, keys(source), object);
+	function overArg(func, transform) {
+	  return function(arg) {
+	    return func(transform(arg));
+	  };
 	}
 
-	module.exports = baseAssign;
-
+	/** Used for built-in method references. */
+	var objectProto = Object.prototype;
 
-/***/ },
-/* 11 */
-/***/ function(module, exports) {
+	/** Used to check objects for own properties. */
+	var hasOwnProperty = objectProto.hasOwnProperty;
 
 	/**
-	 * lodash 3.0.1 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
+	 * Used to resolve the
+	 * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+	 * of values.
 	 */
+	var objectToString = objectProto.toString;
+
+	/** Built-in value references. */
+	var propertyIsEnumerable = objectProto.propertyIsEnumerable;
+
+	/* Built-in method references for those with the same name as other `lodash` methods. */
+	var nativeKeys = overArg(Object.keys, Object),
+	    nativeMax = Math.max;
+
+	/** Detect if properties shadowing those on `Object.prototype` are non-enumerable. */
+	var nonEnumShadows = !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf');
 
 	/**
-	 * Copies properties of `source` to `object`.
+	 * Creates an array of the enumerable property names of the array-like `value`.
 	 *
 	 * @private
-	 * @param {Object} source The object to copy properties from.
-	 * @param {Array} props The property names to copy.
-	 * @param {Object} [object={}] The object to copy properties to.
-	 * @returns {Object} Returns `object`.
+	 * @param {*} value The value to query.
+	 * @param {boolean} inherited Specify returning inherited property names.
+	 * @returns {Array} Returns the array of property names.
 	 */
-	function baseCopy(source, props, object) {
-	  object || (object = {});
+	function arrayLikeKeys(value, inherited) {
+	  // Safari 8.1 makes `arguments.callee` enumerable in strict mode.
+	  // Safari 9 makes `arguments.length` enumerable in strict mode.
+	  var result = (isArray(value) || isArguments(value))
+	    ? baseTimes(value.length, String)
+	    : [];
 
-	  var index = -1,
-	      length = props.length;
+	  var length = result.length,
+	      skipIndexes = !!length;
 
-	  while (++index < length) {
-	    var key = props[index];
-	    object[key] = source[key];
+	  for (var key in value) {
+	    if ((inherited || hasOwnProperty.call(value, key)) &&
+	        !(skipIndexes && (key == 'length' || isIndex(key, length)))) {
+	      result.push(key);
+	    }
 	  }
-	  return object;
+	  return result;
 	}
 
-	module.exports = baseCopy;
-
-
-/***/ },
-/* 12 */
-/***/ function(module, exports, __webpack_require__) {
-
 	/**
-	 * lodash 3.1.2 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
+	 * Assigns `value` to `key` of `object` if the existing value is not equivalent
+	 * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+	 * for equality comparisons.
+	 *
+	 * @private
+	 * @param {Object} object The object to modify.
+	 * @param {string} key The key of the property to assign.
+	 * @param {*} value The value to assign.
 	 */
-	var getNative = __webpack_require__(13),
-	    isArguments = __webpack_require__(14),
-	    isArray = __webpack_require__(15);
-
-	/** Used to detect unsigned integer values. */
-	var reIsUint = /^\d+$/;
-
-	/** Used for native method references. */
-	var objectProto = Object.prototype;
-
-	/** Used to check objects for own properties. */
-	var hasOwnProperty = objectProto.hasOwnProperty;
-
-	/* Native method references for those with the same name as other `lodash` methods. */
-	var nativeKeys = getNative(Object, 'keys');
+	function assignValue(object, key, value) {
+	  var objValue = object[key];
+	  if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||
+	      (value === undefined && !(key in object))) {
+	    object[key] = value;
+	  }
+	}
 
 	/**
-	 * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
-	 * of an array-like value.
+	 * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
+	 *
+	 * @private
+	 * @param {Object} object The object to query.
+	 * @returns {Array} Returns the array of property names.
 	 */
-	var MAX_SAFE_INTEGER = 9007199254740991;
+	function baseKeys(object) {
+	  if (!isPrototype(object)) {
+	    return nativeKeys(object);
+	  }
+	  var result = [];
+	  for (var key in Object(object)) {
+	    if (hasOwnProperty.call(object, key) && key != 'constructor') {
+	      result.push(key);
+	    }
+	  }
+	  return result;
+	}
 
 	/**
-	 * The base implementation of `_.property` without support for deep paths.
+	 * The base implementation of `_.rest` which doesn't validate or coerce arguments.
 	 *
 	 * @private
-	 * @param {string} key The key of the property to get.
+	 * @param {Function} func The function to apply a rest parameter to.
+	 * @param {number} [start=func.length-1] The start position of the rest parameter.
 	 * @returns {Function} Returns the new function.
 	 */
-	function baseProperty(key) {
-	  return function(object) {
-	    return object == null ? undefined : object[key];
+	function baseRest(func, start) {
+	  start = nativeMax(start === undefined ? (func.length - 1) : start, 0);
+	  return function() {
+	    var args = arguments,
+	        index = -1,
+	        length = nativeMax(args.length - start, 0),
+	        array = Array(length);
+
+	    while (++index < length) {
+	      array[index] = args[start + index];
+	    }
+	    index = -1;
+	    var otherArgs = Array(start + 1);
+	    while (++index < start) {
+	      otherArgs[index] = args[index];
+	    }
+	    otherArgs[start] = array;
+	    return apply(func, this, otherArgs);
 	  };
 	}
 
 	/**
-	 * Gets the "length" property value of `object`.
-	 *
-	 * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
-	 * that affects Safari on at least iOS 8.1-8.3 ARM64.
+	 * Copies properties of `source` to `object`.
 	 *
 	 * @private
-	 * @param {Object} object The object to query.
-	 * @returns {*} Returns the "length" value.
+	 * @param {Object} source The object to copy properties from.
+	 * @param {Array} props The property identifiers to copy.
+	 * @param {Object} [object={}] The object to copy properties to.
+	 * @param {Function} [customizer] The function to customize copied values.
+	 * @returns {Object} Returns `object`.
 	 */
-	var getLength = baseProperty('length');
+	function copyObject(source, props, object, customizer) {
+	  object || (object = {});
+
+	  var index = -1,
+	      length = props.length;
+
+	  while (++index < length) {
+	    var key = props[index];
+
+	    var newValue = customizer
+	      ? customizer(object[key], source[key], key, object, source)
+	      : undefined;
+
+	    assignValue(object, key, newValue === undefined ? source[key] : newValue);
+	  }
+	  return object;
+	}
 
 	/**
-	 * Checks if `value` is array-like.
+	 * Creates a function like `_.assign`.
 	 *
 	 * @private
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+	 * @param {Function} assigner The function to assign values.
+	 * @returns {Function} Returns the new assigner function.
 	 */
-	function isArrayLike(value) {
-	  return value != null && isLength(getLength(value));
+	function createAssigner(assigner) {
+	  return baseRest(function(object, sources) {
+	    var index = -1,
+	        length = sources.length,
+	        customizer = length > 1 ? sources[length - 1] : undefined,
+	        guard = length > 2 ? sources[2] : undefined;
+
+	    customizer = (assigner.length > 3 && typeof customizer == 'function')
+	      ? (length--, customizer)
+	      : undefined;
+
+	    if (guard && isIterateeCall(sources[0], sources[1], guard)) {
+	      customizer = length < 3 ? undefined : customizer;
+	      length = 1;
+	    }
+	    object = Object(object);
+	    while (++index < length) {
+	      var source = sources[index];
+	      if (source) {
+	        assigner(object, source, index, customizer);
+	      }
+	    }
+	    return object;
+	  });
 	}
 
 	/**
@@ -844,976 +872,256 @@ return /******/ (function(modules) { // webpackBootstrap
 	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
 	 */
 	function isIndex(value, length) {
-	  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
 	  length = length == null ? MAX_SAFE_INTEGER : length;
-	  return value > -1 && value % 1 == 0 && value < length;
+	  return !!length &&
+	    (typeof value == 'number' || reIsUint.test(value)) &&
+	    (value > -1 && value % 1 == 0 && value < length);
 	}
 
 	/**
-	 * Checks if `value` is a valid array-like length.
-	 *
-	 * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
+	 * Checks if the given arguments are from an iteratee call.
 	 *
 	 * @private
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+	 * @param {*} value The potential iteratee value argument.
+	 * @param {*} index The potential iteratee index or key argument.
+	 * @param {*} object The potential iteratee object argument.
+	 * @returns {boolean} Returns `true` if the arguments are from an iteratee call,
+	 *  else `false`.
 	 */
-	function isLength(value) {
-	  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+	function isIterateeCall(value, index, object) {
+	  if (!isObject(object)) {
+	    return false;
+	  }
+	  var type = typeof index;
+	  if (type == 'number'
+	        ? (isArrayLike(object) && isIndex(index, object.length))
+	        : (type == 'string' && index in object)
+	      ) {
+	    return eq(object[index], value);
+	  }
+	  return false;
 	}
 
 	/**
-	 * A fallback implementation of `Object.keys` which creates an array of the
-	 * own enumerable property names of `object`.
+	 * Checks if `value` is likely a prototype object.
 	 *
 	 * @private
-	 * @param {Object} object The object to query.
-	 * @returns {Array} Returns the array of property names.
+	 * @param {*} value The value to check.
+	 * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
 	 */
-	function shimKeys(object) {
-	  var props = keysIn(object),
-	      propsLength = props.length,
-	      length = propsLength && object.length;
-
-	  var allowIndexes = !!length && isLength(length) &&
-	    (isArray(object) || isArguments(object));
-
-	  var index = -1,
-	      result = [];
+	function isPrototype(value) {
+	  var Ctor = value && value.constructor,
+	      proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;
 
-	  while (++index < propsLength) {
-	    var key = props[index];
-	    if ((allowIndexes && isIndex(key, length)) || hasOwnProperty.call(object, key)) {
-	      result.push(key);
-	    }
-	  }
-	  return result;
+	  return value === proto;
 	}
 
 	/**
-	 * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
-	 * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+	 * Performs a
+	 * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+	 * comparison between two values to determine if they are equivalent.
 	 *
 	 * @static
 	 * @memberOf _
+	 * @since 4.0.0
 	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+	 * @param {*} value The value to compare.
+	 * @param {*} other The other value to compare.
+	 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
 	 * @example
 	 *
-	 * _.isObject({});
-	 * // => true
+	 * var object = { 'a': 1 };
+	 * var other = { 'a': 1 };
 	 *
-	 * _.isObject([1, 2, 3]);
+	 * _.eq(object, object);
 	 * // => true
 	 *
-	 * _.isObject(1);
+	 * _.eq(object, other);
 	 * // => false
-	 */
-	function isObject(value) {
-	  // Avoid a V8 JIT bug in Chrome 19-20.
-	  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-	  var type = typeof value;
-	  return !!value && (type == 'object' || type == 'function');
-	}
-
-	/**
-	 * Creates an array of the own enumerable property names of `object`.
-	 *
-	 * **Note:** Non-object values are coerced to objects. See the
-	 * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
-	 * for more details.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Object
-	 * @param {Object} object The object to query.
-	 * @returns {Array} Returns the array of property names.
-	 * @example
-	 *
-	 * function Foo() {
-	 *   this.a = 1;
-	 *   this.b = 2;
-	 * }
 	 *
-	 * Foo.prototype.c = 3;
+	 * _.eq('a', 'a');
+	 * // => true
 	 *
-	 * _.keys(new Foo);
-	 * // => ['a', 'b'] (iteration order is not guaranteed)
+	 * _.eq('a', Object('a'));
+	 * // => false
 	 *
-	 * _.keys('hi');
-	 * // => ['0', '1']
+	 * _.eq(NaN, NaN);
+	 * // => true
 	 */
-	var keys = !nativeKeys ? shimKeys : function(object) {
-	  var Ctor = object == null ? undefined : object.constructor;
-	  if ((typeof Ctor == 'function' && Ctor.prototype === object) ||
-	      (typeof object != 'function' && isArrayLike(object))) {
-	    return shimKeys(object);
-	  }
-	  return isObject(object) ? nativeKeys(object) : [];
-	};
+	function eq(value, other) {
+	  return value === other || (value !== value && other !== other);
+	}
 
 	/**
-	 * Creates an array of the own and inherited enumerable property names of `object`.
-	 *
-	 * **Note:** Non-object values are coerced to objects.
+	 * Checks if `value` is likely an `arguments` object.
 	 *
 	 * @static
 	 * @memberOf _
-	 * @category Object
-	 * @param {Object} object The object to query.
-	 * @returns {Array} Returns the array of property names.
-	 * @example
-	 *
-	 * function Foo() {
-	 *   this.a = 1;
-	 *   this.b = 2;
-	 * }
-	 *
-	 * Foo.prototype.c = 3;
-	 *
-	 * _.keysIn(new Foo);
-	 * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
-	 */
-	function keysIn(object) {
-	  if (object == null) {
-	    return [];
-	  }
-	  if (!isObject(object)) {
-	    object = Object(object);
-	  }
-	  var length = object.length;
-	  length = (length && isLength(length) &&
-	    (isArray(object) || isArguments(object)) && length) || 0;
-
-	  var Ctor = object.constructor,
-	      index = -1,
-	      isProto = typeof Ctor == 'function' && Ctor.prototype === object,
-	      result = Array(length),
-	      skipIndexes = length > 0;
-
-	  while (++index < length) {
-	    result[index] = (index + '');
-	  }
-	  for (var key in object) {
-	    if (!(skipIndexes && isIndex(key, length)) &&
-	        !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
-	      result.push(key);
-	    }
-	  }
-	  return result;
-	}
-
-	module.exports = keys;
-
-
-/***/ },
-/* 13 */
-/***/ function(module, exports) {
-
-	/**
-	 * lodash 3.9.1 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
-	 */
-
-	/** `Object#toString` result references. */
-	var funcTag = '[object Function]';
-
-	/** Used to detect host constructors (Safari > 5). */
-	var reIsHostCtor = /^\[object .+?Constructor\]$/;
-
-	/**
-	 * Checks if `value` is object-like.
-	 *
-	 * @private
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
-	 */
-	function isObjectLike(value) {
-	  return !!value && typeof value == 'object';
-	}
-
-	/** Used for native method references. */
-	var objectProto = Object.prototype;
-
-	/** Used to resolve the decompiled source of functions. */
-	var fnToString = Function.prototype.toString;
-
-	/** Used to check objects for own properties. */
-	var hasOwnProperty = objectProto.hasOwnProperty;
-
-	/**
-	 * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
-	 * of values.
-	 */
-	var objToString = objectProto.toString;
-
-	/** Used to detect if a method is native. */
-	var reIsNative = RegExp('^' +
-	  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-	  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
-	);
-
-	/**
-	 * Gets the native function at `key` of `object`.
-	 *
-	 * @private
-	 * @param {Object} object The object to query.
-	 * @param {string} key The key of the method to get.
-	 * @returns {*} Returns the function if it's native, else `undefined`.
-	 */
-	function getNative(object, key) {
-	  var value = object == null ? undefined : object[key];
-	  return isNative(value) ? value : undefined;
-	}
-
-	/**
-	 * Checks if `value` is classified as a `Function` object.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
-	 * @example
-	 *
-	 * _.isFunction(_);
-	 * // => true
-	 *
-	 * _.isFunction(/abc/);
-	 * // => false
-	 */
-	function isFunction(value) {
-	  // The use of `Object#toString` avoids issues with the `typeof` operator
-	  // in older versions of Chrome and Safari which return 'function' for regexes
-	  // and Safari 8 equivalents which return 'object' for typed array constructors.
-	  return isObject(value) && objToString.call(value) == funcTag;
-	}
-
-	/**
-	 * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
-	 * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
-	 * @example
-	 *
-	 * _.isObject({});
-	 * // => true
-	 *
-	 * _.isObject([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isObject(1);
-	 * // => false
-	 */
-	function isObject(value) {
-	  // Avoid a V8 JIT bug in Chrome 19-20.
-	  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-	  var type = typeof value;
-	  return !!value && (type == 'object' || type == 'function');
-	}
-
-	/**
-	 * Checks if `value` is a native function.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
-	 * @example
-	 *
-	 * _.isNative(Array.prototype.push);
-	 * // => true
-	 *
-	 * _.isNative(_);
-	 * // => false
-	 */
-	function isNative(value) {
-	  if (value == null) {
-	    return false;
-	  }
-	  if (isFunction(value)) {
-	    return reIsNative.test(fnToString.call(value));
-	  }
-	  return isObjectLike(value) && reIsHostCtor.test(value);
-	}
-
-	module.exports = getNative;
-
-
-/***/ },
-/* 14 */
-/***/ function(module, exports) {
-
-	/**
-	 * lodash (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modularize exports="npm" -o ./`
-	 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
-	 * Released under MIT license <https://lodash.com/license>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 */
-
-	/** Used as references for various `Number` constants. */
-	var MAX_SAFE_INTEGER = 9007199254740991;
-
-	/** `Object#toString` result references. */
-	var argsTag = '[object Arguments]',
-	    funcTag = '[object Function]',
-	    genTag = '[object GeneratorFunction]';
-
-	/** Used for built-in method references. */
-	var objectProto = Object.prototype;
-
-	/** Used to check objects for own properties. */
-	var hasOwnProperty = objectProto.hasOwnProperty;
-
-	/**
-	 * Used to resolve the
-	 * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
-	 * of values.
-	 */
-	var objectToString = objectProto.toString;
-
-	/** Built-in value references. */
-	var propertyIsEnumerable = objectProto.propertyIsEnumerable;
-
-	/**
-	 * Checks if `value` is likely an `arguments` object.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 0.1.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
-	 *  else `false`.
+	 * @since 0.1.0
+	 * @category Lang
+	 * @param {*} value The value to check.
+	 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
+	 *  else `false`.
 	 * @example
 	 *
 	 * _.isArguments(function() { return arguments; }());
 	 * // => true
 	 *
 	 * _.isArguments([1, 2, 3]);
-	 * // => false
-	 */
-	function isArguments(value) {
-	  // Safari 8.1 makes `arguments.callee` enumerable in strict mode.
-	  return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') &&
-	    (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag);
-	}
-
-	/**
-	 * Checks if `value` is array-like. A value is considered array-like if it's
-	 * not a function and has a `value.length` that's an integer greater than or
-	 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 4.0.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
-	 * @example
-	 *
-	 * _.isArrayLike([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isArrayLike(document.body.children);
-	 * // => true
-	 *
-	 * _.isArrayLike('abc');
-	 * // => true
-	 *
-	 * _.isArrayLike(_.noop);
-	 * // => false
-	 */
-	function isArrayLike(value) {
-	  return value != null && isLength(value.length) && !isFunction(value);
-	}
-
-	/**
-	 * This method is like `_.isArrayLike` except that it also checks if `value`
-	 * is an object.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 4.0.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is an array-like object,
-	 *  else `false`.
-	 * @example
-	 *
-	 * _.isArrayLikeObject([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isArrayLikeObject(document.body.children);
-	 * // => true
-	 *
-	 * _.isArrayLikeObject('abc');
-	 * // => false
-	 *
-	 * _.isArrayLikeObject(_.noop);
-	 * // => false
-	 */
-	function isArrayLikeObject(value) {
-	  return isObjectLike(value) && isArrayLike(value);
-	}
-
-	/**
-	 * Checks if `value` is classified as a `Function` object.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 0.1.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is a function, else `false`.
-	 * @example
-	 *
-	 * _.isFunction(_);
-	 * // => true
-	 *
-	 * _.isFunction(/abc/);
-	 * // => false
-	 */
-	function isFunction(value) {
-	  // The use of `Object#toString` avoids issues with the `typeof` operator
-	  // in Safari 8-9 which returns 'object' for typed array and other constructors.
-	  var tag = isObject(value) ? objectToString.call(value) : '';
-	  return tag == funcTag || tag == genTag;
-	}
-
-	/**
-	 * Checks if `value` is a valid array-like length.
-	 *
-	 * **Note:** This method is loosely based on
-	 * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 4.0.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
-	 * @example
-	 *
-	 * _.isLength(3);
-	 * // => true
-	 *
-	 * _.isLength(Number.MIN_VALUE);
-	 * // => false
-	 *
-	 * _.isLength(Infinity);
-	 * // => false
-	 *
-	 * _.isLength('3');
-	 * // => false
-	 */
-	function isLength(value) {
-	  return typeof value == 'number' &&
-	    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-	}
-
-	/**
-	 * Checks if `value` is the
-	 * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
-	 * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 0.1.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
-	 * @example
-	 *
-	 * _.isObject({});
-	 * // => true
-	 *
-	 * _.isObject([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isObject(_.noop);
-	 * // => true
-	 *
-	 * _.isObject(null);
-	 * // => false
-	 */
-	function isObject(value) {
-	  var type = typeof value;
-	  return !!value && (type == 'object' || type == 'function');
-	}
-
-	/**
-	 * Checks if `value` is object-like. A value is object-like if it's not `null`
-	 * and has a `typeof` result of "object".
-	 *
-	 * @static
-	 * @memberOf _
-	 * @since 4.0.0
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
-	 * @example
-	 *
-	 * _.isObjectLike({});
-	 * // => true
-	 *
-	 * _.isObjectLike([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isObjectLike(_.noop);
-	 * // => false
-	 *
-	 * _.isObjectLike(null);
-	 * // => false
-	 */
-	function isObjectLike(value) {
-	  return !!value && typeof value == 'object';
-	}
-
-	module.exports = isArguments;
-
-
-/***/ },
-/* 15 */
-/***/ function(module, exports) {
-
-	/**
-	 * lodash 3.0.4 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
-	 */
-
-	/** `Object#toString` result references. */
-	var arrayTag = '[object Array]',
-	    funcTag = '[object Function]';
-
-	/** Used to detect host constructors (Safari > 5). */
-	var reIsHostCtor = /^\[object .+?Constructor\]$/;
-
-	/**
-	 * Checks if `value` is object-like.
-	 *
-	 * @private
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
-	 */
-	function isObjectLike(value) {
-	  return !!value && typeof value == 'object';
-	}
-
-	/** Used for native method references. */
-	var objectProto = Object.prototype;
-
-	/** Used to resolve the decompiled source of functions. */
-	var fnToString = Function.prototype.toString;
-
-	/** Used to check objects for own properties. */
-	var hasOwnProperty = objectProto.hasOwnProperty;
-
-	/**
-	 * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
-	 * of values.
-	 */
-	var objToString = objectProto.toString;
-
-	/** Used to detect if a method is native. */
-	var reIsNative = RegExp('^' +
-	  fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
-	  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
-	);
-
-	/* Native method references for those with the same name as other `lodash` methods. */
-	var nativeIsArray = getNative(Array, 'isArray');
-
-	/**
-	 * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
-	 * of an array-like value.
-	 */
-	var MAX_SAFE_INTEGER = 9007199254740991;
-
-	/**
-	 * Gets the native function at `key` of `object`.
-	 *
-	 * @private
-	 * @param {Object} object The object to query.
-	 * @param {string} key The key of the method to get.
-	 * @returns {*} Returns the function if it's native, else `undefined`.
-	 */
-	function getNative(object, key) {
-	  var value = object == null ? undefined : object[key];
-	  return isNative(value) ? value : undefined;
-	}
-
-	/**
-	 * Checks if `value` is a valid array-like length.
-	 *
-	 * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
-	 *
-	 * @private
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
-	 */
-	function isLength(value) {
-	  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
-	}
-
-	/**
-	 * Checks if `value` is classified as an `Array` object.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
-	 * @example
-	 *
-	 * _.isArray([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isArray(function() { return arguments; }());
-	 * // => false
-	 */
-	var isArray = nativeIsArray || function(value) {
-	  return isObjectLike(value) && isLength(value.length) && objToString.call(value) == arrayTag;
-	};
-
-	/**
-	 * Checks if `value` is classified as a `Function` object.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
-	 * @example
-	 *
-	 * _.isFunction(_);
-	 * // => true
-	 *
-	 * _.isFunction(/abc/);
-	 * // => false
-	 */
-	function isFunction(value) {
-	  // The use of `Object#toString` avoids issues with the `typeof` operator
-	  // in older versions of Chrome and Safari which return 'function' for regexes
-	  // and Safari 8 equivalents which return 'object' for typed array constructors.
-	  return isObject(value) && objToString.call(value) == funcTag;
-	}
-
-	/**
-	 * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
-	 * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
-	 * @example
-	 *
-	 * _.isObject({});
-	 * // => true
-	 *
-	 * _.isObject([1, 2, 3]);
-	 * // => true
-	 *
-	 * _.isObject(1);
-	 * // => false
-	 */
-	function isObject(value) {
-	  // Avoid a V8 JIT bug in Chrome 19-20.
-	  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
-	  var type = typeof value;
-	  return !!value && (type == 'object' || type == 'function');
-	}
-
-	/**
-	 * Checks if `value` is a native function.
-	 *
-	 * @static
-	 * @memberOf _
-	 * @category Lang
-	 * @param {*} value The value to check.
-	 * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
-	 * @example
-	 *
-	 * _.isNative(Array.prototype.push);
-	 * // => true
-	 *
-	 * _.isNative(_);
-	 * // => false
-	 */
-	function isNative(value) {
-	  if (value == null) {
-	    return false;
-	  }
-	  if (isFunction(value)) {
-	    return reIsNative.test(fnToString.call(value));
-	  }
-	  return isObjectLike(value) && reIsHostCtor.test(value);
-	}
-
-	module.exports = isArray;
-
-
-/***/ },
-/* 16 */
-/***/ function(module, exports, __webpack_require__) {
-
-	/**
-	 * lodash 3.1.1 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
-	 */
-	var bindCallback = __webpack_require__(17),
-	    isIterateeCall = __webpack_require__(18),
-	    restParam = __webpack_require__(19);
-
-	/**
-	 * Creates a function that assigns properties of source object(s) to a given
-	 * destination object.
-	 *
-	 * **Note:** This function is used to create `_.assign`, `_.defaults`, and `_.merge`.
-	 *
-	 * @private
-	 * @param {Function} assigner The function to assign values.
-	 * @returns {Function} Returns the new assigner function.
-	 */
-	function createAssigner(assigner) {
-	  return restParam(function(object, sources) {
-	    var index = -1,
-	        length = object == null ? 0 : sources.length,
-	        customizer = length > 2 ? sources[length - 2] : undefined,
-	        guard = length > 2 ? sources[2] : undefined,
-	        thisArg = length > 1 ? sources[length - 1] : undefined;
-
-	    if (typeof customizer == 'function') {
-	      customizer = bindCallback(customizer, thisArg, 5);
-	      length -= 2;
-	    } else {
-	      customizer = typeof thisArg == 'function' ? thisArg : undefined;
-	      length -= (customizer ? 1 : 0);
-	    }
-	    if (guard && isIterateeCall(sources[0], sources[1], guard)) {
-	      customizer = length < 3 ? undefined : customizer;
-	      length = 1;
-	    }
-	    while (++index < length) {
-	      var source = sources[index];
-	      if (source) {
-	        assigner(object, source, customizer);
-	      }
-	    }
-	    return object;
-	  });
-	}
-
-	module.exports = createAssigner;
-
-
-/***/ },
-/* 17 */
-/***/ function(module, exports) {
-
-	/**
-	 * lodash 3.0.1 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
-	 */
-
-	/**
-	 * A specialized version of `baseCallback` which only supports `this` binding
-	 * and specifying the number of arguments to provide to `func`.
-	 *
-	 * @private
-	 * @param {Function} func The function to bind.
-	 * @param {*} thisArg The `this` binding of `func`.
-	 * @param {number} [argCount] The number of arguments to provide to `func`.
-	 * @returns {Function} Returns the callback.
+	 * // => false
 	 */
-	function bindCallback(func, thisArg, argCount) {
-	  if (typeof func != 'function') {
-	    return identity;
-	  }
-	  if (thisArg === undefined) {
-	    return func;
-	  }
-	  switch (argCount) {
-	    case 1: return function(value) {
-	      return func.call(thisArg, value);
-	    };
-	    case 3: return function(value, index, collection) {
-	      return func.call(thisArg, value, index, collection);
-	    };
-	    case 4: return function(accumulator, value, index, collection) {
-	      return func.call(thisArg, accumulator, value, index, collection);
-	    };
-	    case 5: return function(value, other, key, object, source) {
-	      return func.call(thisArg, value, other, key, object, source);
-	    };
-	  }
-	  return function() {
-	    return func.apply(thisArg, arguments);
-	  };
+	function isArguments(value) {
+	  // Safari 8.1 makes `arguments.callee` enumerable in strict mode.
+	  return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') &&
+	    (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag);
 	}
 
 	/**
-	 * This method returns the first argument provided to it.
+	 * Checks if `value` is classified as an `Array` object.
 	 *
 	 * @static
 	 * @memberOf _
-	 * @category Utility
-	 * @param {*} value Any value.
-	 * @returns {*} Returns `value`.
+	 * @since 0.1.0
+	 * @category Lang
+	 * @param {*} value The value to check.
+	 * @returns {boolean} Returns `true` if `value` is an array, else `false`.
 	 * @example
 	 *
-	 * var object = { 'user': 'fred' };
-	 *
-	 * _.identity(object) === object;
+	 * _.isArray([1, 2, 3]);
 	 * // => true
-	 */
-	function identity(value) {
-	  return value;
-	}
-
-	module.exports = bindCallback;
-
-
-/***/ },
-/* 18 */
-/***/ function(module, exports) {
-
-	/**
-	 * lodash 3.0.9 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
-	 */
-
-	/** Used to detect unsigned integer values. */
-	var reIsUint = /^\d+$/;
-
-	/**
-	 * Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
-	 * of an array-like value.
-	 */
-	var MAX_SAFE_INTEGER = 9007199254740991;
-
-	/**
-	 * The base implementation of `_.property` without support for deep paths.
 	 *
-	 * @private
-	 * @param {string} key The key of the property to get.
-	 * @returns {Function} Returns the new function.
-	 */
-	function baseProperty(key) {
-	  return function(object) {
-	    return object == null ? undefined : object[key];
-	  };
-	}
-
-	/**
-	 * Gets the "length" property value of `object`.
+	 * _.isArray(document.body.children);
+	 * // => false
 	 *
-	 * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792)
-	 * that affects Safari on at least iOS 8.1-8.3 ARM64.
+	 * _.isArray('abc');
+	 * // => false
 	 *
-	 * @private
-	 * @param {Object} object The object to query.
-	 * @returns {*} Returns the "length" value.
+	 * _.isArray(_.noop);
+	 * // => false
 	 */
-	var getLength = baseProperty('length');
+	var isArray = Array.isArray;
 
 	/**
-	 * Checks if `value` is array-like.
+	 * Checks if `value` is array-like. A value is considered array-like if it's
+	 * not a function and has a `value.length` that's an integer greater than or
+	 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
 	 *
-	 * @private
+	 * @static
+	 * @memberOf _
+	 * @since 4.0.0
+	 * @category Lang
 	 * @param {*} value The value to check.
 	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+	 * @example
+	 *
+	 * _.isArrayLike([1, 2, 3]);
+	 * // => true
+	 *
+	 * _.isArrayLike(document.body.children);
+	 * // => true
+	 *
+	 * _.isArrayLike('abc');
+	 * // => true
+	 *
+	 * _.isArrayLike(_.noop);
+	 * // => false
 	 */
 	function isArrayLike(value) {
-	  return value != null && isLength(getLength(value));
+	  return value != null && isLength(value.length) && !isFunction(value);
 	}
 
 	/**
-	 * Checks if `value` is a valid array-like index.
+	 * This method is like `_.isArrayLike` except that it also checks if `value`
+	 * is an object.
 	 *
-	 * @private
+	 * @static
+	 * @memberOf _
+	 * @since 4.0.0
+	 * @category Lang
 	 * @param {*} value The value to check.
-	 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
-	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
+	 * @returns {boolean} Returns `true` if `value` is an array-like object,
+	 *  else `false`.
+	 * @example
+	 *
+	 * _.isArrayLikeObject([1, 2, 3]);
+	 * // => true
+	 *
+	 * _.isArrayLikeObject(document.body.children);
+	 * // => true
+	 *
+	 * _.isArrayLikeObject('abc');
+	 * // => false
+	 *
+	 * _.isArrayLikeObject(_.noop);
+	 * // => false
 	 */
-	function isIndex(value, length) {
-	  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
-	  length = length == null ? MAX_SAFE_INTEGER : length;
-	  return value > -1 && value % 1 == 0 && value < length;
+	function isArrayLikeObject(value) {
+	  return isObjectLike(value) && isArrayLike(value);
 	}
 
 	/**
-	 * Checks if the provided arguments are from an iteratee call.
+	 * Checks if `value` is classified as a `Function` object.
 	 *
-	 * @private
-	 * @param {*} value The potential iteratee value argument.
-	 * @param {*} index The potential iteratee index or key argument.
-	 * @param {*} object The potential iteratee object argument.
-	 * @returns {boolean} Returns `true` if the arguments are from an iteratee call, else `false`.
+	 * @static
+	 * @memberOf _
+	 * @since 0.1.0
+	 * @category Lang
+	 * @param {*} value The value to check.
+	 * @returns {boolean} Returns `true` if `value` is a function, else `false`.
+	 * @example
+	 *
+	 * _.isFunction(_);
+	 * // => true
+	 *
+	 * _.isFunction(/abc/);
+	 * // => false
 	 */
-	function isIterateeCall(value, index, object) {
-	  if (!isObject(object)) {
-	    return false;
-	  }
-	  var type = typeof index;
-	  if (type == 'number'
-	      ? (isArrayLike(object) && isIndex(index, object.length))
-	      : (type == 'string' && index in object)) {
-	    var other = object[index];
-	    return value === value ? (value === other) : (other !== other);
-	  }
-	  return false;
+	function isFunction(value) {
+	  // The use of `Object#toString` avoids issues with the `typeof` operator
+	  // in Safari 8-9 which returns 'object' for typed array and other constructors.
+	  var tag = isObject(value) ? objectToString.call(value) : '';
+	  return tag == funcTag || tag == genTag;
 	}
 
 	/**
 	 * Checks if `value` is a valid array-like length.
 	 *
-	 * **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
+	 * **Note:** This method is loosely based on
+	 * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
 	 *
-	 * @private
+	 * @static
+	 * @memberOf _
+	 * @since 4.0.0
+	 * @category Lang
 	 * @param {*} value The value to check.
 	 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+	 * @example
+	 *
+	 * _.isLength(3);
+	 * // => true
+	 *
+	 * _.isLength(Number.MIN_VALUE);
+	 * // => false
+	 *
+	 * _.isLength(Infinity);
+	 * // => false
+	 *
+	 * _.isLength('3');
+	 * // => false
 	 */
 	function isLength(value) {
-	  return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+	  return typeof value == 'number' &&
+	    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
 	}
 
 	/**
-	 * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
-	 * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+	 * Checks if `value` is the
+	 * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
+	 * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
 	 *
 	 * @static
 	 * @memberOf _
+	 * @since 0.1.0
 	 * @category Lang
 	 * @param {*} value The value to check.
 	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
@@ -1825,94 +1133,126 @@ return /******/ (function(modules) { // webpackBootstrap
 	 * _.isObject([1, 2, 3]);
 	 * // => true
 	 *
-	 * _.isObject(1);
+	 * _.isObject(_.noop);
+	 * // => true
+	 *
+	 * _.isObject(null);
 	 * // => false
 	 */
 	function isObject(value) {
-	  // Avoid a V8 JIT bug in Chrome 19-20.
-	  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
 	  var type = typeof value;
 	  return !!value && (type == 'object' || type == 'function');
 	}
 
-	module.exports = isIterateeCall;
-
-
-/***/ },
-/* 19 */
-/***/ function(module, exports) {
-
 	/**
-	 * lodash 3.6.1 (Custom Build) <https://lodash.com/>
-	 * Build: `lodash modern modularize exports="npm" -o ./`
-	 * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
-	 * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-	 * Available under MIT license <https://lodash.com/license>
+	 * Checks if `value` is object-like. A value is object-like if it's not `null`
+	 * and has a `typeof` result of "object".
+	 *
+	 * @static
+	 * @memberOf _
+	 * @since 4.0.0
+	 * @category Lang
+	 * @param {*} value The value to check.
+	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+	 * @example
+	 *
+	 * _.isObjectLike({});
+	 * // => true
+	 *
+	 * _.isObjectLike([1, 2, 3]);
+	 * // => true
+	 *
+	 * _.isObjectLike(_.noop);
+	 * // => false
+	 *
+	 * _.isObjectLike(null);
+	 * // => false
 	 */
-
-	/** Used as the `TypeError` message for "Functions" methods. */
-	var FUNC_ERROR_TEXT = 'Expected a function';
-
-	/* Native method references for those with the same name as other `lodash` methods. */
-	var nativeMax = Math.max;
+	function isObjectLike(value) {
+	  return !!value && typeof value == 'object';
+	}
 
 	/**
-	 * Creates a function that invokes `func` with the `this` binding of the
-	 * created function and arguments from `start` and beyond provided as an array.
+	 * Assigns own enumerable string keyed properties of source objects to the
+	 * destination object. Source objects are applied from left to right.
+	 * Subsequent sources overwrite property assignments of previous sources.
 	 *
-	 * **Note:** This method is based on the [rest parameter](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/rest_parameters).
+	 * **Note:** This method mutates `object` and is loosely based on
+	 * [`Object.assign`](https://mdn.io/Object/assign).
 	 *
 	 * @static
 	 * @memberOf _
-	 * @category Function
-	 * @param {Function} func The function to apply a rest parameter to.
-	 * @param {number} [start=func.length-1] The start position of the rest parameter.
-	 * @returns {Function} Returns the new function.
+	 * @since 0.10.0
+	 * @category Object
+	 * @param {Object} object The destination object.
+	 * @param {...Object} [sources] The source objects.
+	 * @returns {Object} Returns `object`.
+	 * @see _.assignIn
 	 * @example
 	 *
-	 * var say = _.restParam(function(what, names) {
-	 *   return what + ' ' + _.initial(names).join(', ') +
-	 *     (_.size(names) > 1 ? ', & ' : '') + _.last(names);
-	 * });
+	 * function Foo() {
+	 *   this.a = 1;
+	 * }
+	 *
+	 * function Bar() {
+	 *   this.c = 3;
+	 * }
+	 *
+	 * Foo.prototype.b = 2;
+	 * Bar.prototype.d = 4;
 	 *
-	 * say('hello', 'fred', 'barney', 'pebbles');
-	 * // => 'hello fred, barney, & pebbles'
+	 * _.assign({ 'a': 0 }, new Foo, new Bar);
+	 * // => { 'a': 1, 'c': 3 }
 	 */
-	function restParam(func, start) {
-	  if (typeof func != 'function') {
-	    throw new TypeError(FUNC_ERROR_TEXT);
+	var assign = createAssigner(function(object, source) {
+	  if (nonEnumShadows || isPrototype(source) || isArrayLike(source)) {
+	    copyObject(source, keys(source), object);
+	    return;
 	  }
-	  start = nativeMax(start === undefined ? (func.length - 1) : (+start || 0), 0);
-	  return function() {
-	    var args = arguments,
-	        index = -1,
-	        length = nativeMax(args.length - start, 0),
-	        rest = Array(length);
-
-	    while (++index < length) {
-	      rest[index] = args[start + index];
+	  for (var key in source) {
+	    if (hasOwnProperty.call(source, key)) {
+	      assignValue(object, key, source[key]);
 	    }
-	    switch (start) {
-	      case 0: return func.call(this, rest);
-	      case 1: return func.call(this, args[0], rest);
-	      case 2: return func.call(this, args[0], args[1], rest);
-	    }
-	    var otherArgs = Array(start + 1);
-	    index = -1;
-	    while (++index < start) {
-	      otherArgs[index] = args[index];
-	    }
-	    otherArgs[start] = rest;
-	    return func.apply(this, otherArgs);
-	  };
+	  }
+	});
+
+	/**
+	 * Creates an array of the own enumerable property names of `object`.
+	 *
+	 * **Note:** Non-object values are coerced to objects. See the
+	 * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
+	 * for more details.
+	 *
+	 * @static
+	 * @since 0.1.0
+	 * @memberOf _
+	 * @category Object
+	 * @param {Object} object The object to query.
+	 * @returns {Array} Returns the array of property names.
+	 * @example
+	 *
+	 * function Foo() {
+	 *   this.a = 1;
+	 *   this.b = 2;
+	 * }
+	 *
+	 * Foo.prototype.c = 3;
+	 *
+	 * _.keys(new Foo);
+	 * // => ['a', 'b'] (iteration order is not guaranteed)
+	 *
+	 * _.keys('hi');
+	 * // => ['0', '1']
+	 */
+	function keys(object) {
+	  return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
 	}
 
-	module.exports = restParam;
+	module.exports = assign;
 
 
 /***/ },
-/* 20 */
+/* 10 */
 /***/ function(module, exports) {
 
 	'use strict';
@@ -1957,7 +1297,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	exports.resetForTesting = resetForTesting;
 
 /***/ },
-/* 21 */
+/* 11 */
 /***/ function(module, exports) {
 
 	module.exports = function(opts) {
diff --git a/dist/react-modal.min.js b/dist/react-modal.min.js
index 8e5268d5..7baaba3b 100644
--- a/dist/react-modal.min.js
+++ b/dist/react-modal.min.js
@@ -1,9 +1,9 @@
-!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(require("react"),require("react-dom")):"function"==typeof define&&define.amd?define(["react","react-dom"],t):"object"==typeof exports?exports.ReactModal=t(require("react"),require("react-dom")):e.ReactModal=t(e.React,e.ReactDOM)}(this,function(e,t){return function(e){function t(o){if(n[o])return n[o].exports;var r=n[o]={exports:{},id:o,loaded:!1};return e[o].call(r.exports,r,r.exports,t),r.loaded=!0,r.exports}var n={};return t.m=e,t.c=n,t.p="/",t(0)}([function(e,t,n){"use strict";e.exports=n(1)},function(e,t,n){"use strict";function o(e){return e()}var r=n(2),s=n(3),i=n(4),u=r.createFactory(n(5)),c=n(20),a=n(21),l=n(3).unstable_renderSubtreeIntoContainer,p=n(9),f=i.canUseDOM?window.HTMLElement:{},d=i.canUseDOM?document.body:{appendChild:function(){}},h=r.createClass({displayName:"Modal",statics:{setAppElement:function(e){d=c.setElement(e)},injectCSS:function(){console.warn("React-Modal: injectCSS has been deprecated and no longer has any effect. It will be removed in a later version")}},propTypes:{isOpen:r.PropTypes.bool.isRequired,style:r.PropTypes.shape({content:r.PropTypes.object,overlay:r.PropTypes.object}),portalClassName:r.PropTypes.string,appElement:r.PropTypes.instanceOf(f),onAfterOpen:r.PropTypes.func,onRequestClose:r.PropTypes.func,closeTimeoutMS:r.PropTypes.number,ariaHideApp:r.PropTypes.bool,shouldCloseOnOverlayClick:r.PropTypes.bool,parentSelector:r.PropTypes.func,role:r.PropTypes.string,contentLabel:r.PropTypes.string.isRequired},getDefaultProps:function(){return{isOpen:!1,portalClassName:"ReactModalPortal",ariaHideApp:!0,closeTimeoutMS:0,shouldCloseOnOverlayClick:!0,parentSelector:function(){return document.body}}},componentDidMount:function(){this.node=document.createElement("div"),this.node.className=this.props.portalClassName;var e=o(this.props.parentSelector);e.appendChild(this.node),this.renderPortal(this.props)},componentWillReceiveProps:function(e){var t=o(this.props.parentSelector),n=o(e.parentSelector);n!==t&&(t.removeChild(this.node),n.appendChild(this.node)),this.renderPortal(e)},componentWillUnmount:function(){this.props.ariaHideApp&&c.show(this.props.appElement),s.unmountComponentAtNode(this.node);var e=o(this.props.parentSelector);e.removeChild(this.node),a(document.body).remove("ReactModal__Body--open")},renderPortal:function(e){e.isOpen?a(document.body).add("ReactModal__Body--open"):a(document.body).remove("ReactModal__Body--open"),e.ariaHideApp&&c.toggle(e.isOpen,e.appElement),this.portal=l(this,u(p({},e,{defaultStyles:h.defaultStyles})),this.node)},render:function(){return r.DOM.noscript()}});h.defaultStyles={overlay:{position:"fixed",top:0,left:0,right:0,bottom:0,backgroundColor:"rgba(255, 255, 255, 0.75)"},content:{position:"absolute",top:"40px",left:"40px",right:"40px",bottom:"40px",border:"1px solid #ccc",background:"#fff",overflow:"auto",WebkitOverflowScrolling:"touch",borderRadius:"4px",outline:"none",padding:"20px"}},e.exports=h},function(t,n){t.exports=e},function(e,n){e.exports=t},function(e,t,n){var o;/*!
+!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(require("react"),require("react-dom")):"function"==typeof define&&define.amd?define(["react","react-dom"],t):"object"==typeof exports?exports.ReactModal=t(require("react"),require("react-dom")):e.ReactModal=t(e.React,e.ReactDOM)}(this,function(e,t){return function(e){function t(o){if(n[o])return n[o].exports;var r=n[o]={exports:{},id:o,loaded:!1};return e[o].call(r.exports,r,r.exports,t),r.loaded=!0,r.exports}var n={};return t.m=e,t.c=n,t.p="/",t(0)}([function(e,t,n){"use strict";e.exports=n(1)},function(e,t,n){"use strict";function o(e){return e()}var r=n(2),s=n(3),i=n(4),u=r.createFactory(n(5)),a=n(10),c=n(11),l=n(3).unstable_renderSubtreeIntoContainer,p=n(9),f=i.canUseDOM?window.HTMLElement:{},d=i.canUseDOM?document.body:{appendChild:function(){}},h=r.createClass({displayName:"Modal",statics:{setAppElement:function(e){d=a.setElement(e)},injectCSS:function(){console.warn("React-Modal: injectCSS has been deprecated and no longer has any effect. It will be removed in a later version")}},propTypes:{isOpen:r.PropTypes.bool.isRequired,style:r.PropTypes.shape({content:r.PropTypes.object,overlay:r.PropTypes.object}),portalClassName:r.PropTypes.string,appElement:r.PropTypes.instanceOf(f),onAfterOpen:r.PropTypes.func,onRequestClose:r.PropTypes.func,closeTimeoutMS:r.PropTypes.number,ariaHideApp:r.PropTypes.bool,shouldCloseOnOverlayClick:r.PropTypes.bool,parentSelector:r.PropTypes.func,role:r.PropTypes.string,contentLabel:r.PropTypes.string.isRequired},getDefaultProps:function(){return{isOpen:!1,portalClassName:"ReactModalPortal",ariaHideApp:!0,closeTimeoutMS:0,shouldCloseOnOverlayClick:!0,parentSelector:function(){return document.body}}},componentDidMount:function(){this.node=document.createElement("div"),this.node.className=this.props.portalClassName;var e=o(this.props.parentSelector);e.appendChild(this.node),this.renderPortal(this.props)},componentWillReceiveProps:function(e){var t=o(this.props.parentSelector),n=o(e.parentSelector);n!==t&&(t.removeChild(this.node),n.appendChild(this.node)),this.renderPortal(e)},componentWillUnmount:function(){this.props.ariaHideApp&&a.show(this.props.appElement),s.unmountComponentAtNode(this.node);var e=o(this.props.parentSelector);e.removeChild(this.node),c(document.body).remove("ReactModal__Body--open")},renderPortal:function(e){e.isOpen?c(document.body).add("ReactModal__Body--open"):c(document.body).remove("ReactModal__Body--open"),e.ariaHideApp&&a.toggle(e.isOpen,e.appElement),this.portal=l(this,u(p({},e,{defaultStyles:h.defaultStyles})),this.node)},render:function(){return r.DOM.noscript()}});h.defaultStyles={overlay:{position:"fixed",top:0,left:0,right:0,bottom:0,backgroundColor:"rgba(255, 255, 255, 0.75)"},content:{position:"absolute",top:"40px",left:"40px",right:"40px",bottom:"40px",border:"1px solid #ccc",background:"#fff",overflow:"auto",WebkitOverflowScrolling:"touch",borderRadius:"4px",outline:"none",padding:"20px"}},e.exports=h},function(t,n){t.exports=e},function(e,n){e.exports=t},function(e,t,n){var o;/*!
 	  Copyright (c) 2015 Jed Watson.
 	  Based on code that is Copyright 2013-2015, Facebook, Inc.
 	  All rights reserved.
 	*/
-!function(){"use strict";var r=!("undefined"==typeof window||!window.document||!window.document.createElement),s={canUseDOM:r,canUseWorkers:"undefined"!=typeof Worker,canUseEventListeners:r&&!(!window.addEventListener&&!window.attachEvent),canUseViewport:r&&!!window.screen};o=function(){return s}.call(t,n,t,e),!(void 0!==o&&(e.exports=o))}()},function(e,t,n){"use strict";var o=n(2),r=o.DOM.div,s=n(6),i=n(8),u=n(9),c={overlay:{base:"ReactModal__Overlay",afterOpen:"ReactModal__Overlay--after-open",beforeClose:"ReactModal__Overlay--before-close"},content:{base:"ReactModal__Content",afterOpen:"ReactModal__Content--after-open",beforeClose:"ReactModal__Content--before-close"}};e.exports=o.createClass({displayName:"ModalPortal",shouldClose:null,getDefaultProps:function(){return{style:{overlay:{},content:{}}}},getInitialState:function(){return{afterOpen:!1,beforeClose:!1}},componentDidMount:function(){this.props.isOpen&&(this.setFocusAfterRender(!0),this.open())},componentWillUnmount:function(){clearTimeout(this.closeTimer)},componentWillReceiveProps:function(e){!this.props.isOpen&&e.isOpen?(this.setFocusAfterRender(!0),this.open()):this.props.isOpen&&!e.isOpen&&this.close()},componentDidUpdate:function(){this.focusAfterRender&&(this.focusContent(),this.setFocusAfterRender(!1))},setFocusAfterRender:function(e){this.focusAfterRender=e},open:function(){this.state.afterOpen&&this.state.beforeClose?(clearTimeout(this.closeTimer),this.setState({beforeClose:!1})):(s.setupScopedFocus(this.node),s.markForFocusLater(),this.setState({isOpen:!0},function(){this.setState({afterOpen:!0}),this.props.isOpen&&this.props.onAfterOpen&&this.props.onAfterOpen()}.bind(this)))},close:function(){this.ownerHandlesClose()&&(this.props.closeTimeoutMS>0?this.closeWithTimeout():this.closeWithoutTimeout())},focusContent:function(){this.contentHasFocus()||this.refs.content.focus()},closeWithTimeout:function(){this.setState({beforeClose:!0},function(){this.closeTimer=setTimeout(this.closeWithoutTimeout,this.props.closeTimeoutMS)}.bind(this))},closeWithoutTimeout:function(){this.setState({beforeClose:!1,isOpen:!1,afterOpen:!1},this.afterClose)},afterClose:function(){s.returnFocus(),s.teardownScopedFocus()},handleKeyDown:function(e){9==e.keyCode&&i(this.refs.content,e),27==e.keyCode&&(e.preventDefault(),this.requestClose(e))},handleOverlayMouseDown:function(e){null===this.shouldClose&&(this.shouldClose=!0)},handleOverlayMouseUp:function(e){this.shouldClose&&this.props.shouldCloseOnOverlayClick&&(this.ownerHandlesClose()?this.requestClose(e):this.focusContent()),this.shouldClose=null},handleContentMouseDown:function(e){this.shouldClose=!1},handleContentMouseUp:function(e){this.shouldClose=!1},requestClose:function(e){this.ownerHandlesClose()&&this.props.onRequestClose(e)},ownerHandlesClose:function(){return this.props.onRequestClose},shouldBeClosed:function(){return!this.props.isOpen&&!this.state.beforeClose},contentHasFocus:function(){return document.activeElement===this.refs.content||this.refs.content.contains(document.activeElement)},buildClassName:function(e,t){var n=c[e].base;return this.state.afterOpen&&(n+=" "+c[e].afterOpen),this.state.beforeClose&&(n+=" "+c[e].beforeClose),t?n+" "+t:n},render:function(){var e=this.props.className?{}:this.props.defaultStyles.content,t=this.props.overlayClassName?{}:this.props.defaultStyles.overlay;return this.shouldBeClosed()?r():r({ref:"overlay",className:this.buildClassName("overlay",this.props.overlayClassName),style:u({},t,this.props.style.overlay||{}),onMouseDown:this.handleOverlayMouseDown,onMouseUp:this.handleOverlayMouseUp},r({ref:"content",style:u({},e,this.props.style.content||{}),className:this.buildClassName("content",this.props.className),tabIndex:"-1",onKeyDown:this.handleKeyDown,onMouseDown:this.handleContentMouseDown,onMouseUp:this.handleContentMouseUp,role:this.props.role,"aria-label":this.props.contentLabel},this.props.children))}})},function(e,t,n){"use strict";function o(e){c=!0}function r(e){if(c){if(c=!1,!i)return;setTimeout(function(){if(!i.contains(document.activeElement)){var e=s(i)[0]||i;e.focus()}},0)}}var s=n(7),i=null,u=null,c=!1;t.markForFocusLater=function(){u=document.activeElement},t.returnFocus=function(){try{u.focus()}catch(e){console.warn("You tried to return focus to "+u+" but it is not in the DOM anymore")}u=null},t.setupScopedFocus=function(e){i=e,window.addEventListener?(window.addEventListener("blur",o,!1),document.addEventListener("focus",r,!0)):(window.attachEvent("onBlur",o),document.attachEvent("onFocus",r))},t.teardownScopedFocus=function(){i=null,window.addEventListener?(window.removeEventListener("blur",o),document.removeEventListener("focus",r)):(window.detachEvent("onBlur",o),document.detachEvent("onFocus",r))}},function(e,t){"use strict";/*!
+!function(){"use strict";var r=!("undefined"==typeof window||!window.document||!window.document.createElement),s={canUseDOM:r,canUseWorkers:"undefined"!=typeof Worker,canUseEventListeners:r&&!(!window.addEventListener&&!window.attachEvent),canUseViewport:r&&!!window.screen};o=function(){return s}.call(t,n,t,e),!(void 0!==o&&(e.exports=o))}()},function(e,t,n){"use strict";var o=n(2),r=o.DOM.div,s=n(6),i=n(8),u=n(9),a={overlay:{base:"ReactModal__Overlay",afterOpen:"ReactModal__Overlay--after-open",beforeClose:"ReactModal__Overlay--before-close"},content:{base:"ReactModal__Content",afterOpen:"ReactModal__Content--after-open",beforeClose:"ReactModal__Content--before-close"}};e.exports=o.createClass({displayName:"ModalPortal",shouldClose:null,getDefaultProps:function(){return{style:{overlay:{},content:{}}}},getInitialState:function(){return{afterOpen:!1,beforeClose:!1}},componentDidMount:function(){this.props.isOpen&&(this.setFocusAfterRender(!0),this.open())},componentWillUnmount:function(){clearTimeout(this.closeTimer)},componentWillReceiveProps:function(e){!this.props.isOpen&&e.isOpen?(this.setFocusAfterRender(!0),this.open()):this.props.isOpen&&!e.isOpen&&this.close()},componentDidUpdate:function(){this.focusAfterRender&&(this.focusContent(),this.setFocusAfterRender(!1))},setFocusAfterRender:function(e){this.focusAfterRender=e},open:function(){this.state.afterOpen&&this.state.beforeClose?(clearTimeout(this.closeTimer),this.setState({beforeClose:!1})):(s.setupScopedFocus(this.node),s.markForFocusLater(),this.setState({isOpen:!0},function(){this.setState({afterOpen:!0}),this.props.isOpen&&this.props.onAfterOpen&&this.props.onAfterOpen()}.bind(this)))},close:function(){this.ownerHandlesClose()&&(this.props.closeTimeoutMS>0?this.closeWithTimeout():this.closeWithoutTimeout())},focusContent:function(){this.contentHasFocus()||this.refs.content.focus()},closeWithTimeout:function(){this.setState({beforeClose:!0},function(){this.closeTimer=setTimeout(this.closeWithoutTimeout,this.props.closeTimeoutMS)}.bind(this))},closeWithoutTimeout:function(){this.setState({beforeClose:!1,isOpen:!1,afterOpen:!1},this.afterClose)},afterClose:function(){s.returnFocus(),s.teardownScopedFocus()},handleKeyDown:function(e){9==e.keyCode&&i(this.refs.content,e),27==e.keyCode&&(e.preventDefault(),this.requestClose(e))},handleOverlayMouseDown:function(e){null===this.shouldClose&&(this.shouldClose=!0)},handleOverlayMouseUp:function(e){this.shouldClose&&this.props.shouldCloseOnOverlayClick&&(this.ownerHandlesClose()?this.requestClose(e):this.focusContent()),this.shouldClose=null},handleContentMouseDown:function(e){this.shouldClose=!1},handleContentMouseUp:function(e){this.shouldClose=!1},requestClose:function(e){this.ownerHandlesClose()&&this.props.onRequestClose(e)},ownerHandlesClose:function(){return this.props.onRequestClose},shouldBeClosed:function(){return!this.props.isOpen&&!this.state.beforeClose},contentHasFocus:function(){return document.activeElement===this.refs.content||this.refs.content.contains(document.activeElement)},buildClassName:function(e,t){var n=a[e].base;return this.state.afterOpen&&(n+=" "+a[e].afterOpen),this.state.beforeClose&&(n+=" "+a[e].beforeClose),t?n+" "+t:n},render:function(){var e=this.props.className?{}:this.props.defaultStyles.content,t=this.props.overlayClassName?{}:this.props.defaultStyles.overlay;return this.shouldBeClosed()?r():r({ref:"overlay",className:this.buildClassName("overlay",this.props.overlayClassName),style:u({},t,this.props.style.overlay||{}),onMouseDown:this.handleOverlayMouseDown,onMouseUp:this.handleOverlayMouseUp},r({ref:"content",style:u({},e,this.props.style.content||{}),className:this.buildClassName("content",this.props.className),tabIndex:"-1",onKeyDown:this.handleKeyDown,onMouseDown:this.handleContentMouseDown,onMouseUp:this.handleContentMouseUp,role:this.props.role,"aria-label":this.props.contentLabel},this.props.children))}})},function(e,t,n){"use strict";function o(e){a=!0}function r(e){if(a){if(a=!1,!i)return;setTimeout(function(){if(!i.contains(document.activeElement)){var e=s(i)[0]||i;e.focus()}},0)}}var s=n(7),i=null,u=null,a=!1;t.markForFocusLater=function(){u=document.activeElement},t.returnFocus=function(){try{u.focus()}catch(e){console.warn("You tried to return focus to "+u+" but it is not in the DOM anymore")}u=null},t.setupScopedFocus=function(e){i=e,window.addEventListener?(window.addEventListener("blur",o,!1),document.addEventListener("focus",r,!0)):(window.attachEvent("onBlur",o),document.attachEvent("onFocus",r))},t.teardownScopedFocus=function(){i=null,window.addEventListener?(window.removeEventListener("blur",o),document.removeEventListener("focus",r)):(window.detachEvent("onBlur",o),document.detachEvent("onFocus",r))}},function(e,t){"use strict";/*!
 	 * Adapted from jQuery UI core
 	 *
 	 * http://jqueryui.com
@@ -14,4 +14,4 @@
 	 *
 	 * http://api.jqueryui.com/category/ui-core/
 	 */
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\ No newline at end of file
diff --git a/package.json b/package.json
index 384738e7..36dd28c3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-modal",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "Accessible modal dialog component for React.JS",
   "main": "./lib/index",
   "repository": {
@@ -64,4 +64,4 @@
     "modal",
     "dialog"
   ]
-}
+}
\ No newline at end of file