Feature of version check. When reading a csb file, if the engine's reader version dismatch the version saved in the csb file, an assert will be triggered. User must go to a website to get a reader to match the csb file.
Removed the version compatible control code before.
prevent the crush of the cocosstudio demos
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_version

Conflicts:
	cocos/editor-support/cocostudio/WidgetReader/WidgetReader.cpp
revert the layoutComponent codes to prevent the demos crush.
Merge pull request #9693 from doomsdayer/v3_version

Feature of version check.