add RenderCommand for C3DLayer
get device frequency and name.
add cardemo
update to rc1
Add a simple scene into CarDemo
Merge branch 'mergecocos3.0' of github.com:houguohua/cocos3d-x into mergecocos3.0
ios adapter
iOS device adapter
Merge branch 'mergecocos3.0' of github.com:lvlonggame/cocos3d-x into mergecocos3.0
adapter
adapter
Merge branch 'mergecocos3.0' of github.com:lvlonggame/cocos3d-x into mergecocos3.0
Merge pull request #33 from Trace0429/mergecocos3.0

Add a simple scene into CarDemo
Merge pull request #34 from lvlonggame/mergecocos3.0

adapter
update source code file
Merge branch 'mergecocos3.0' of github.com:houguohua/cocos3d-x into mergecocos3.0

Conflicts:
	cocos3d/C3DDeviceAdapter_ios.mm
Merge pull request #35 from Trace0429/mergecocos3.0

update source code file
ios device check info
Merge pull request #36 from lvlonggame/mergecocos3.0

ios device check info
Merge pull request #38 from houguohua/mergecocos3.0

new version 2014-4-23