Merge branch 'stable'
Add -SNAPSHOT for unstable
Use CookieAccess to control background music.
Add some stub attribution
Some attribution, centered.
Enable netplay for release builds
Cancel autostart when one player leaves.
Bring back the four modes that got commented out.  THey just wont work
with netplay?
Re-add missing modes
Use username, and not "robin", for the username
Define plugin.jar as system dep
Catch Throwable, not just Exception
Force redraws to actually happen.
Fix indentation.
Don't use the AWT event queue for drawing a JLabel.
Able to produce a shaded downloadable version. WIP.
Standalone is working.
Merge branch 'master' into stable
Drop -SNAPSHOT for release