EndlessScroll
help cocos creator developer to optimize the efficiency of scrollView. ScrollHelper.ts is extends cc.Component.You can use it only attach to the cc.Node. But there is some test code,you can delete it.
帮助开发者优化CocosCreator的scrollView的效率问题。 ScrollHelper.ts是继承了 cc.Component。直接附加在游戏节点上就能用。 不过里面有些测试代码，需要使用的人删掉。