Merge pull request #2313 from VisualSJ/Renderer-anchorPoint

Issue #5933: anchorPoint error
Issue #5941: improve canvas renderer's blendFunc
Merge branch 'Renderer' of https://github.com/cocos2d/cocos2d-html5 into Iss5941_WebGLRenderer
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-html5 into Iss5941_WebGLRenderer
Merge pull request #2315 from dingpinglv/Iss5941_WebGLRenderer

Issue #5941: improve canvas renderer's blendFunc
Merge pull request #2314 from VisualSJ/Renderer-scale9Sprite

Issue #5933: scale9Sprite index
Issue #5941: Let Sprite's camera works.
Merge pull request #2317 from dingpinglv/Iss5941_WebGLRenderer

Issue #5941: Let Sprite's camera works.
Merge branch 'Renderer' of git://github.com/cocos2d/cocos2d-html5 into Renderer