Merge branch 'master' of https://github.com/cocos2d/cocos2d-x
added angleproject to git submodules
added winrt and wp8 ignores
added _WINRT
added CC_PLATFORM_WINRT and CC_PLATFORM_WP8
added kTargetWinRT and kTargetWP8
added FreeType support for WinRT
added CC_PLATFORM_WINRT and CC_PLATFORM_WP8
added Async Task  for WinRT
disabled for winrt until networking is enabled
no threading for winrt for now
added Async Task  for WinRT
disabled for winrt until networking is enabled
use kResolutionShowAll for WinRT
no quit for WinRT
use kResolutionShowAll for WinRT
diabled some tests for winrt until support is implemented
diabled networking tests for winrt until support is implemented
CCEditBox not yet implemented on winrt
no webp support for winrt until implemented