Trying to fix towers
ALMOST fixed graphics! External circles and letter missing.
Cleanup around command vars.
They clean up in main_update() now.
Added runqueue clear on server cleanup.
Merge branch 'master' into love-0.8
Merge branch 'love-0.8' of git://borg.uu3.net/~borg/love/netwars into love-0.8

Conflicts:
	main.lua
Finally! Everything should be fixed now. ^^