Tweaks

Fixed plane bounding box but I liked the old one so keep how it was,
fixed the color reversing for the cannons so that red is the most
powerful on both cannons, fixed cs logo and put it on all three screens
as a texture not a factory object, made it so space bar is the only
button that shoots and its dependent on what the screenconfiguration is
Merge pull request #9 from slowben/master

Tweaks