MASSIVE thanks to Mjn.Mixael and Blue Planet for tireless constant testing.
(It's still not perfect, but it probably wouldn't be where it is at without them)
Spans a lot from initial commit to AP Branch in r6835.
git-svn-id: svn://svn.icculus.org/fs2open/trunk@9561 387891d4-d844-0410-90c0-e4c51a9137d3