Merge pull request #32 from natural-law/ludum-dare

Add logic to show a block forever.
add countdown
Merge branch 'ludum-dare' of github.com:minggo/cocos2d-x into ludum-dare

Conflicts:
	tests/cpp-empty-test/Classes/HelloWorldScene.cpp
disable touch when countdown
Merge pull request #33 from huangshiwu/ludum-dare

add countdown
add block_road.png
update app name
Merge branch 'ludum-dare' of github.com:minggo/cocos2d-x into ludum-dare
Merge pull request #34 from huangshiwu/ludum-dare

add block_road.png
Add restart layer.
Merge branch 'ludum-dare' of github.com:minggo/cocos2d-x into ludum-dare