The software renderer has been re-routed to use the framebuffer interface, which makes it possible to have software rendering available even on simple ports.
This allows me to reduce the set of formats supported by the renderers to the most optimal set, for a nice speed boost.
--HG--
rename : src/video/SDL_yuv_mmx.c => src/render/SDL_yuv_mmx.c
rename : src/video/SDL_yuv_sw.c => src/render/SDL_yuv_sw.c
rename : src/video/SDL_yuv_sw_c.h => src/render/SDL_yuv_sw_c.h
rename : src/video/mmx.h => src/render/mmx.h