Merge branch 'master' of https://github.com/cocos2d/cocos2d-x
Merge branch 'master' of https://github.com/cocos2d/cocos2d-x
removed comments with error characters
merge from master
fixed compiler warnings
fix calculate SkinTransform
added missing background.wav file
A warning fix in CCLuaEngine.cpp.
Merge pull request #26 from cocos2d/master

Update with upstream
Merge branch 'master' of https://github.com/dumganhar/cocos2d-x
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]
update CHANGELOG
modify description of Windows8 and WinPhone8
Merge pull request #3832 from minggo/master

[ci skip]Add changelog for Windows8 and WinPhone8
fix run build-win32.bat build fail
Merge pull request #3833 from Dhilan007/master

[ci skip]fix run build-win32.bat build fail
fix run build-win32.bat build fail