#146 EXT_framebuffer_object not available

[Anonymous]

A rather useful extension, but it doesn't seem to be
available in 2.0.2.

http://oss.sgi.com/projects/ogl-sample/registry/EXT/framebuffer_object.txt
http://download.nvidia.com/developer/presentations/2005/GDC/OpenGL_Day/OpenGL_FrameBuffer_Object.pdf