closed #2349, Add user login/logout plugin UC.
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
PivotJoint class constructor will now take 3 or 4 arguments like in html5
pointQueryFirst in Space class returns invalid Shape when a shape is not found
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
fix CCScale9Sprite for rotated sprite frame

fix Issue #1145
Merge pull request #3047 from natural-law/develop

Add user login/logout plugin UC.
Merge pull request #3068 from smilingpoplar/patch-1

fix CCScale9Sprite for rotated sprite frame
Update AUTHORS [ci skip]
Merge pull request #3052 from smshuja/pivotjoint-class

Pivotjoint constructor and pointQueryFirst in Space class will return false instead of invalid shape object
Update AUTHORS [ci skip]
* 빌드 에러 수정.
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop