Added some tween support for CocoStudio UI.
Note that, Custom, Quad, Cubic, Quart, Quint, and Circ ease type is not supported yet.
Added place holders for Custom type
fixed a bug which bounce frame ease type called a wrong api
fixed the elastic api call
Merge branch 'develop' of https://github.com/f15gdsy/cocos2d-html5 into develop-action
Merge and Modification from @f15gdsy