Add a new script hook. onNewAmmoStore. This will allow scripts like The Specialists to define separate ammo sets for each hog

Send ROUND_FINISHED only once (only from in game mode)

Remove client's teams only when game is running and exit status is 'incorrect exit'. Frontend still sends excessive ROUND_FINISHED, so the bug is not fixed completely.

- Increase server version number due to rooms list protocol changes - Frontend doesn't allow to play on old server

Bring back functionality to "Join" button

Setup rooms list headers

Revert most of 033e4a8a9c74 and 9d501dc22f71 (see bug #362)

Handle ROOM* commands in rooms list model