issue #5685: refactor ctor & create of ccui
Merge pull request #2044 from joshuastray/ccui_create

issue #5685: refactor ctor & create of ccui
Closed #5702: Fixed a bug of cc.Armature's drawContour
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Iss5702_Armature