Rect: Properly calculate area size in union().
Rect: Properly calculate area size in union().

Well, of course we need to _add_ the width and height to the current coordinates
of the rect, otherwise we always tend to stay at 0.

Signed-off-by: aszlig <ee1aa092358634f9c53f01b5a783726c9e21b35a@redmoonstudios.org>

aszlig/hase