Cleanup code; move countdown controller into own class; set MainScript.NetworkController like the other controllers.
Merge pull request #22 from LinkyXoth/CLEANUP_GUI

Cleanup code; move countdown controller into own class; set MainScript.N...
Merge master
Change collision slide angle; fix newline warning; change physics constants so that breaking is not slower than friction; fix so that a driver can reset camera view without a throttler.