Changes:
- Implemented custom team colors.
- Implemented setting to locally disable custom team colors.
- Implemented /colors /set_password /clear_password /checksum and /handicap commands
- Made custom stadiums names appear as yellow text in the room menu.
- Non player chat messages in the chat log are now a different color.
- Added log messages for most admin actions. They all say which admin produced the action.
- Fixed bug were some custom stadiums had their background broken.
- Fixed bug where transparent discs would only work for the player that loads the custom stadium.