Fixed a bug of new renderer that its blend func is incorrect in Canvas Mode
Merge pull request #2435 from dingpinglv/Iss2429_LayerBake

Fixed a bug of new renderer that its blend func is incorrect in Canvas Mode
Merge pull request #2437 from VisualSJ/develop-csb

Fixed loader error (filename is not function)
Fixed #2436: correct a mistake of cc.ClippingNode
Merge pull request #2438 from dingpinglv/Iss2436_ClippingNode

Fixed #2436: correct a mistake of cc.ClippingNode
Fixed console.log.apply is not function (ie9)
Fixed console.log.apply is not function (ie9)
Fixed console.log.apply is not function (ie9)
处理多处使用同一资源 导致重复addSpriteFrames

如果在一个csb文件里 使用一个plist文件多次 会导致 buffer["textures"].length过大 
导致重复cc.spriteFrameCache.addSpriteFrames();
Fixed a bug that sprite update color terminated unexpectedly
Merge pull request #2442 from VisualSJ/develop-setColor

Fixed a bug that sprite update color terminated unexpectedly
Merge pull request #2440 from VisualSJ/develop-log

Fixed console.log.apply is not function (ie9)
Merge pull request #2441 from duhaibo0404/develop

处理多处使用同一资源 导致重复addSpriteFrames
Revert "Fixed a bug that sprite update color terminated unexpectedly"
Merge pull request #2443 from VisualSJ/revert-2442-develop-setColor

Revert "Fixed a bug that sprite update color terminated unexpectedly"
Fix incorrect check in ccui.CheckBox init
Merge pull request #2449 from pandamicro/develop

Fix incorrect check in ccui.CheckBox init
Fixed filename is undefined of csLoader