issue #2277: Add OpenGL lua binding
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into opengl_develop
issue #2277: Add OpenGL lua test samples
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into opengl_develop
issue #2277: modify platform config except win32
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into opengl_develop
issue #2277: add a new line
issue #2277: Delete some conflict file and resolve some error
Merge pull request #2935 from samuele3hu/opengl_develop

issue #2277: Add OpenGL lua bining and some test samples