added new wp8 and universal app projects and property sheets
removed old wp8 solution
added new wp8 and universal app solutions
added new winrt platform files
updated wp8 cpp template
added wp_8.1 and winrt_8.1-specific folders in external
new solution for WP8 with cocos2d dll
updated wp8 coco2d-x project for DLL
updated winrt audio for UA
added check for WINRT and WP8
updated winrt includes
updated winrt includes
updated property sheets
removed old pch files
precompiled shaders only for WP8
added CC_DLL to VolatileTextureMgr
updated winrt include
updated to support windows 8.1 angle
updated winrt and wp8 includes
added CC_DLL