Issue #5933: migrate rendererCanvas, node, labelTTF to v3.1
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Iss5933_RendererCanvas
Issue #5933: migrate new renderer to v3.1
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Iss5933_RendererCanvas
Issue #5933: migrate cc.ProgressTimer's renderer to v3.1
Issue #5933: migrate new renderer of cc.ParallaxNode to v3.1
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Iss5933_RendererCanvas
Chipmunk new renderer
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Renderer
Merge pull request #2267 from VisualSJ/Renderer

Issue 5933: Chipmunk RenderCmdCanvas
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Renderer
Issue #5933: Clipping Node
Issue #5933: Clipping Node
Merge branch 'develop' of git://github.com/cocos2d/cocos2d-html5 into Renderer
Merge pull request #2272 from VisualSJ/Renderer

Clipping Node
Issue #5941: adds WebGL renderer to H5
Merge branch 'Renderer' of https://github.com/cocos2d/cocos2d-html5 into Iss5941_WebGLRenderer

Conflicts:
	cocos2d/core/renderer/RendererCanvas.js
Merge pull request #2273 from dingpinglv/Iss5941_WebGLRenderer

Issue #5941: adds WebGL renderer to H5
Merge branch 'Renderer' of git://github.com/cocos2d/cocos2d-html5 into Renderer
Issue #5933: Scale9Sprite