issue #2426:Add Drawprimitives.lua and Drawprimitives lua test sample
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into TestSample
issue #2426:Modify tab and spaces
issue #2426:Modify coding style
issue #2426:Modify tab and spaces
Merge pull request #3232 from samuele3hu/TestSample

issue #2426:Add Drawprimitives.lua and Drawprimitives lua test sample