Merge pull request #27 from leafdj/master

bullet time
collision detection stuff
merged bullet changes
Boat Movement fixes and tweaks
cache file merge fix
Merge pull request #28 from NarPar/master

Boat Movement Fixes and Tweaks
Merge branch 'master' of https://github.com/Sense-of-Right-Alliance/OrcaJam2013
added more islands
Merge pull request #29 from mike1072/master

collision detection, bullets, more islands
bullet collisions; resources standardized
Merge pull request #30 from mike1072/master

bullet collisions; resources standardized
Enemy Boat is pretty bompin'

Doesn't need too much more work to get it going, so we can end up using
them pretty soon.