Merge pull request #2322 from VisualSJ/Renderer

Issue #5933: RemoveChild must be update childrenDirty
Merge pull request #2323 from VisualSJ/Renderer

Issue #5933: Fixed repeat drawing scale9sprite bug
Merge pull request #2325 from VisualSJ/Renderer

Issue #5933: Remove getter
Merge pull request #2327 from VisualSJ/Renderer

Issue #5933: Arrangement
fix the bug that FPS will be doubled after swich browser tabs
Merge pull request #2328 from VisualSJ/Renderer

Issue #5933: Fixed armature setDisplay position error
Merge pull request #2329 from joshuastray/new_renderer

fix the bug that FPS will be doubled after swich browser tabs
Merge branch 'Renderer' of git://github.com/cocos2d/cocos2d-html5 into Renderer
Merge pull request #2330 from VisualSJ/Renderer

Issue #5933: scale9sprite to update cache
Merge branch 'Renderer' of git://github.com/cocos2d/cocos2d-html5 into Renderer
Issue #5933: remove cc.p and cc.rect of SkeletonRenderCmdCanvas