**NOTE**: this will break gcc compiles. The fix is in the next commit, so we can get a clean diff from the "clean" 5.4 to the modified version that we require.
Change log:
* OpenGL 3.0 support, and 41 new extensions.
* 5.4 : fixes for GL_NV_gpu_program4, GL_EXT_shader_program4.
* 5.4 : Added 5 new extensions :
o GL_EXT_texture_swizzle
o GL_NV_explicit_multisample
o GL_NV_transform_feedback2
o WGL_NV_gpu_affinity
o GLX_ARB_create_context
* 5.4 : Various dead/dummy extensions have been removed, including :
o GL_NV_geometry_program4 (merged with GL_NV_gpu_program4)
o GL_NV_vertex_program4 (merged with GL_NV_gpu_program4)
o GL_NV_fragment_program4 (merged with GL_NV_gpu_program4)
o WGL_NV_video_out (renamed to WGL_NV_video_output)
* 5.33 : fixes some GCC warnings
* 5.33 : fixes some conflicts with glext.h on OS X
* 5.33 : fixes an issue where 2 extensions could go missing on some platforms
* 5.32 : fixes a potential access violation in __GLeeGetExtensions - thanks to Jacques Beaurain for spotting this bug.
* 5.31 : fixes a GLX compile error
* 5.30 : Better Linux/Mac OS support
git-svn-id: svn+ssh://svn.gna.org/svn/warzone/trunk@6641 4a71c877-e1ca-e34f-864e-861f7616d084
2b350ea649