Cleanup lodash and lodash.underscore builds.

dist/lodash.underscore.js

@@ -2496,7 +2496,7 @@
    * @type Function
    * @category Collections
    * @param {Array|Object|string} collection The collection to iterate over.
-   * @param {string} property The name of the property to pluck.
+   * @param {string} prop The name of the property to pluck.
    * @returns {Array} Returns a new array of property values.
    * @example
    *
@@ -2541,12 +2541,11 @@
    * // => { 'a': 3, 'b': 6, 'c': 9 }
    */
   function reduce(collection, callback, accumulator, thisArg) {
-    if (!collection) return accumulator;
     var noaccum = arguments.length < 3;
     callback = createCallback(callback, thisArg, 4);
 
     var index = -1,
-        length = collection.length;
+        length = collection ? collection.length : 0;
 
     if (typeof length == 'number') {
       if (noaccum) {
@@ -4301,8 +4300,9 @@
   }
 
   /**
-   * Creates a "_.where" style function, which returns `true` for a given object
-   * if it has the equivalent property values of the `props` object, else `false`.
+   * Creates a "_.where" style function, which performs a deep comparison
+   * between a given object and the `props` object, returning `true` if the
+   * given object has equivalent property values, else `false`.
    *
    * @static
    * @memberOf _