Updated version number to 49 for DC
4 Player Support implemented and fixed dive kick.
Default to Fullscreen
organizing some code. Cleanup
fixed order of updating screen.
vwait then swap buffer then blit to back buffer.
timer_getinterval() is finally fixed and working properly!
removed video_gu.c as its now implemented in video.c
Optimizing GPU code.
No longer necessary as GPU has been implemented in video.c