Fix bug #2803946; SETPENCOLOR, SETSCREENCOLOR, SETFLOODCOLOR, SETPIXEL,SETACTIVEAREA, SETPENSIZE, TONE, and GIFSAVE no longer crash FMSlogo when given very large numbers (like 1e20) as input.
Authored by: david_costanzo 2009-06-28
Parent: [r2868]
Child: [r2870]