Issue #3433: replace someNode.setAnchorPoint(cc.p(x,y)) to someNode.setAnchorPoint(x,y)
Issue #3433: replace setContentSize(cc.size(w,h)) to setContentSize(w,h)
Closed #3433: replace setAnchorPoint(cc.p(x,y)) to setAnchorPoint(x,y)
Merge pull request #254 from dingpinglv/Iss3433_RefactorsetContentSize

Closed #3433: replace setAnchorPoint(cc.p(x,y)) to setAnchorPoint(x,y) and replace setContentSize(cc.size(w,h)) to setContentSize(w,h)