Fixed #3767: use cc.DrawNode replace cc.DrawingPrimitive in tests
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js into Iss3767_DrawNode
Merge pull request #200 from dingpinglv/Iss3767_DrawNode

Fixed #3767: use cc.DrawNode replace cc.DrawingPrimitive in tests