Change positions of codes.
Change getInfo to dumpInfo.
Add `loadAliases` to `cc.loader`.
Merge pull request #1632 from xingsenma/develop-3.0

issue #4221 rename gui namespace ccs to ccui
Fix a bug of `loadAliases`.
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into CCGame_dev3.0

Conflicts:
	CCBoot.js
Move `cc.sys` into `CCBoot.js`.
Refactor something about `cc._renderType`.
Remove `cc.sys.supportWebGL`.
Change some public apis to private.
Fixed #3427: fixed a bug of dispatchEvent in event manager
Merge pull request #1634 from SmallAiTT/CCGame_dev3.0

issue #3935 Refactor `cc.sys`.
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into Iss3427_NewEventDispatcher
Merge pull request #1635 from dingpinglv/Iss3427_NewEventDispatcher

Fixed #3427: fixed a bug of dispatchEvent in event manager
Merge pull request #1636 from xingsenma/develop-3.0

closed #3945 Refactor cc.color constant
Issue #4277: move gl's constant variable to cc
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into Iss3427_NewEventDispatcher
Merge pull request #1638 from dingpinglv/Iss4277_FixBugsForV3.0

Issue #4277: move gl's constant variable to cc
Issue #4277: remove HelloHTML5World and template from Cocos2d-Html5
Issue #4277: remove submodule 'samples' from cocos2d-html5
Merge pull request #1639 from dingpinglv/Iss4277_FixBugsForV3.0

Issue #4277: remove HelloHTML5World and template from Cocos2d-Html5
Refactor #3935 : Change some api about cc.game.
`cc.game.onEnter` ---> `cc.game.onStart`
`cc.game.onExit` ---> `cc.game.onStop`
Remove `cc.game.pause` and `cc.game.resume`.
Change loader plugins to private.
Merge branch 'develop-3.0' of https://github.com/cocos2d/cocos2d-html5 into CCGame_dev3.0

Conflicts:
	HelloHTML5World/main.js