Bump to v3.3.0.

utility/noop.js

@@ -1,7 +1,8 @@
 define([], function() {
 
   /**
-   * A no-operation function.
+   * A no-operation function which returns `undefined` regardless of the
+   * arguments it receives.
    *
    * @static
    * @memberOf _
@@ -9,6 +10,7 @@ define([], function() {
    * @example
    *
    * var object = { 'user': 'fred' };
+   *
    * _.noop(object) === undefined;
    * // => true
    */