Issue #4294: Fix ccs.comAttribute API incompatible issue
Merge pull request #1700 from dingpinglv/Iss3767_DrawNode

Fixed #1689: fixed the isTween bug of DragonBones-xml-data
Merge branch 'develop-3.0' of git://github.com/cocos2d/cocos2d-html5 into develop-3.0
Merge pull request #1702 from pandamicro/develop-3.0

Issue #4294: Fix ccs.comAttribute API incompatible issue
Fixed a bug of Sprite that it doesn't work when its texture doesn't preload and its parent is a SpriteBatchNode
Merge branch 'develop-3.0' of git://github.com/cocos2d/cocos2d-html5 into Iss3767_DrawNode