Update README.mdown
removed comments with error characters
Update README.mdown
Update README.mdown
Update README.mdown
Merge branch 'master' of https://github.com/MSOpenTech/cocos2d-x
merge from master
fixed compiler warnings
added missing background.wav file
Merge pull request #3830 from dumganhar/master

[master] A warning fix in CCLuaEngine.cpp.
Merge pull request #3829 from MSOpenTech/winrt-audio-fix

[master] Winrt audio fix
[master] BB only supports .ogg and .wav sound format. So add comment in CocosDenshionTest.lua to prompt developer to change sound format for Blackberry.
Merge pull request #3831 from dumganhar/bb-lua-sound-add-comment

[master] BB only supports .ogg and .wav sound format. So add comment in CocosDenshionTest.lua to prompt developer to change sound format for Blackberry.[ci skip]