* diagnose some hungs (wattcp?)
* make improvements in video_blt for exact bitblt :)
* insert real mouse support
* should imporve keys catch especially SHIFT,CONTROL,ALT
* national keyboard maps support (especially RU :)
* insert more key support
* improve mouse support (for CTRL-BUTTON2-down & pointer motion)
* insert hextile support (?)
* insert trurecolor to 4bit conversion for more colors (not only 2)
* insert palette support
* make possible CGA/EGA modes (with weird aspect corrections?)
* whatever?