Issue #5592: Facebook plugin
Merge branch 'Issue5600_Cocostudio' of http://github.com/dingpinglv/cocos2d-html5 into develop-cocostudio
Issue #5600: update ui
Merge branch 'Issue5600_Cocostudio' of http://github.com/dingpinglv/cocos2d-html5 into develop-cocostudio
Issue #5600: fixed some bug of cocos gui