Bump to v4.2.0.

lodash.topath/index.js

@@ -1,13 +1,12 @@
 /**
- * lodash 4.1.1 (Custom Build) <https://lodash.com/>
+ * lodash 4.2.0 (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="npm" -o ./`
  * Copyright 2012-2016 The Dojo Foundation <http://dojofoundation.org/>
  * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
  * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
  * Available under MIT license <https://lodash.com/license>
  */
-var arrayMap = require('lodash._arraymap'),
-    toString = require('lodash.tostring');
+var toString = require('lodash.tostring');
 
 /** Used to match property names within property paths. */
 var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]/g;
@@ -15,6 +14,26 @@ var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\
 /** Used to match backslashes in property paths. */
 var reEscapeChar = /\\(\\)?/g;
 
+/**
+ * A specialized version of `_.map` for arrays without support for iteratee
+ * shorthands.
+ *
+ * @private
+ * @param {Array} array The array to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @returns {Array} Returns the new mapped array.
+ */
+function arrayMap(array, iteratee) {
+  var index = -1,
+      length = array.length,
+      result = Array(length);
+
+  while (++index < length) {
+    result[index] = iteratee(array[index], index, array);
+  }
+  return result;
+}
+
 /**
  * Converts `string` to a property path array.
  *
@@ -35,7 +54,7 @@ function stringToPath(string) {
  *
  * @static
  * @memberOf _
- * @type Function
+ * @type {Function}
  * @category Lang
  * @param {*} value The value to check.
  * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.