precompiled for msvc fix
sound for WinRT
cmake definition on winrt detection, log device info
patch to use system's zlib when enabled by the CMake option USE_SYSTEM_ZLIB
Fix include-paths for timidity (Issue 180)
patch to use system's libpng when enabled by the CMake option USE_SYSTEM_LIBPNG
Use system's libjpeg when -DUSE_SYSTEM_LIBJPEG is used

note, that it is expected that this libjpeg is newer, therefore some files needs to be patched
to compile.

This patch is used for Debian -- Debian uses libjpeg-turbo, but I assume that it will also compile
against a recent libjpeg.
the engine now supports all the lenguages from steam in sounds and strings
Merge pull request #193 from BielBdeLuna/str_lang

sys_lang now works for other languages than english
Merge pull request #190 from palmalcheg/pch_msvc_fix

enable WinRT XAudio2 sound,  tweaks in cmake script for precompiled header ordering for QtCreator
Merge pull request #192 from coldtobi/fix_183_libjpeg

Fix 183 libjpeg
Astyle
Made GL_ARB_multitexture exception for OpenGL core profiles and Mesa #189
Disabled usage of OpenGL 3.2 compatibility profiles for Linux #187
Disabled GPU Skinning for Mesa driver #187
USE_SYSTEM_LIBGLEW -- Use the system libglew instead of the bundled one
Merge pull request #204 from coldtobi/use-system-glew

USE_SYSTEM_LIBGLEW -- Use the system libglew instead of the bundled one
Add option for WinRT.

"if( ${CMAKE_SYSTEM_VERSION} EQUAL 6.2 )" works for all versions of
Win8.
These changes will suppress compile error when building except for RT.
Merge pull request #207 from SubjectName/Compile_Option_fix

Add option for WinRT.
Renamed CMake -DFORRT option to -DWINRT