Cleanup PlatformMacOS.cmake
Fix bug that prevented XCode to switch between Release and Debug build type.
Generalize the reordering of CMAKE_CONFIGURATION_TYPES according to CMAKE_BUILD_TYPE.
replaced some set with vector for windows (and updated gl.xml)
Merge pull request #8 from lordgeorg/codegenstuff

replaced some set with vector for windows (and updated gl.xml)
Merge remote-tracking branch 'origin/master' into arguments_callback

Conflicts:
	source/glbinding/include/glbinding/constants.h
	source/glbinding/source/constant_names.cpp
	source/glbinding/source/declarations.h
Remove debug output