cocos2d/cocos2d-x-samples — pull request #26 by huangshiwu (2014-10-25 15:19:31+00:00)
Title: upgrade SwiftTetris to match cocos2d-x 3.3

The sample on mac platform will crash for that SimpleAudioEngine of cocos2d-x 3.3 now is no longer derived from cocos2d::Ref, so need to update the SimpleAudioEngine's Swift Binding.