issue #3419: change the extend of widget, that Class  to NodeRGBA
issue #3419 add new listView
issue #3419 change Layout clipping type
issue #3419 delete render
issue #3419 fix bug about removeChild
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into develop_20131218
issue #3419 add playWithNames
issue #3419 update GUIReader
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into develop_20131218
issue #3419 delete file UIRootWidget.js
issue #3419 add compatible
issue #3419 change ccs.UILayout to ccs.Layout
 #3419 change ccs.UIWidget to ccs.Widget
issue #3491 change ccs.UILayoutParameter to ccs.LayoutParameter.
issue #3419 change ccs.UIListView to ccs.ListView
issue #3419 change ccs.UIPageView to ccs.PageView
issue #3419 change ccs.UIScrollView to ccs.ScrollView
issue #3419 change ccs.UIButton to ccs.Button
issue #3419 change ccs.UICheckBox to ccs.CheckBox
issue #3419 change ccs.UIImageView to ccs.ImageView