cocos2d/cocos2d-html5 — pull request #1634 by SmallAiTT (2014-03-06 04:57:55+00:00)
Title: issue #3935 Refactor `cc.sys`.

Move `cc.sys` into `CCBoot.js`.
Refactor something about `cc._renderType`.
Remove `cc.sys.supportWebGL`.
Change some public apis to private.