Fixed up a few more firedoors on the map
Optables will respect air groups now
The Singularity:
Might produce less lag when eating things now.
80% down from 100% chance for a beacon to force movement.
git-svn-id: http://tgstation13.googlecode.com/svn/trunk@2126 316c924e-a436-60f5-8080-3fe189b3f50e
