Merge pull request #191 from leeyeh/chore

[fix] AV.User#fetch does not support fetch options.

Author: wangxiao

lib/user.js

@@ -452,8 +452,8 @@ module.exports = function(AV) {
     /**
      * @see AV.Object#fetch
      */
-    fetch: function(options) {
-      return AV.Object.prototype.fetch.call(this, filterOutCallbacks(options))
+    fetch: function(fetchOptions, options) {
+      return AV.Object.prototype.fetch.call(this, fetchOptions, {})
         .then(function(model) {
           return model._handleSaveResult(false).then(function() {
             return model;