Issue #2298  Implement the rest of extensions features according to Cocos2d-x v2.1.4
Merge remote-tracking branch 'origin/develop' into extensions/GUI
Fixed #2298  update build.xml .  fixed maskTexture get size
Merge pull request #1017 from xingsenma/extensions/GUI

Fixed #2298 Implement the rest of extensions features according to Cocos2d-x v2.1.4