kinda working. Some y flip somewhere and prob not resetting modelview matrix
still some probs with spaces?
WORKS!
Scale. Use SHIFT + WHEEL
Colors. Use 1, 2, 3, 4, 5, 6  9 0 (7, 8 not used)
Add screenshots
failed attempt at erase.
circles, sort of. Pointy
got scalene working.
multi-mouse!  This was unintentional but fortunate.