issue cocos2d#1421: remove useless comma

Author: linshun

cocos2d/actions/CCActionInterval.js

@@ -250,7 +250,7 @@ cc.Sequence = cc.ActionInterval.extend(/** @lends cc.Sequence# */{
      */
     copy:function () {
         return cc.Sequence._actionOneTwo(this._actions[0].copy(), this._actions[1].copy() );
-    },
+    }
 });
 /** helper constructor to create an array of sequenceable actions
  * @param {Array|cc.FiniteTimeAction} tempArray

cocos2d/platform/CCConfig.js

@@ -278,7 +278,7 @@ cc.config = {
     'engine' : 'cocos2d-html5/canvas',
     'arch' : 'web',
     'version' : cc.ENGINE_VERSION,
-    'debug' : false,
+    'debug' : false
 };
 
 /**