fixed #2293 PerformanceSpriteTest.js now adapts to mobile platform
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js-tests into Iss2297_MigrateTilemapEtc
Merge pull request #192 from dingpinglv/Iss2293_MigrateRenderingSubclasses

fixed #2293 PerformanceSpriteTest.js now adapts to mobile platform