Added JSB support for ccpDistanceSQ.
Added JSB support for ccpDistanceSQ.
Merge branch 'jsb-distancesq' of https://github.com/jdmunro/cocos2d-x into jsb-distancesq

Conflicts:
	scripting/javascript/bindings/cocos2d_specifics.cpp
Merge pull request #3145 from jdmunro/jsb-distancesq

Added JSB support for ccpDistanceSQ