Optimize list lookups a bit

Reformat some code =P

- Shut the client's tries to configure server up - Fix a bug which led to "different maps generated" when server changes map, but theme doesn't get changed

Server now fully supports game options

- Add join and leave messages to chat box - Don't send configuration if joining a room

Implement rooms list refresh

Implement room create and join

- Introduce a bit of state miachine in client code (should be more robust and verbosive now) - Prepare for creating and joining rooms code

Create a page for rooms list

- Add stub page for rooms list - Clear chat box on disconnect (not only nicks list)

Get rid of "internet" network game mode

Fix a bug with 'ghosts' on server

Fix another server failure (when second client in room disconnects)

- Now actually fix - Handle warnings

Fix server crash on client disconnect

- Fix build of server (has some bugs now) - Start converting client

Start refactoring standalone server (prepare to change protocol)

Don't allow team with the same name from the same client (helps with double add due to lags)

Remove deprecated stuff

Fix a bug screwing team selection up in network game (REMOVETEAM message doesn't have teamID, and after removing the team QMap still contains old info, when add and remove team with the same name, total hedgehogs number will be decreased by first team hh number)

Fix arithmetic bug in CHedgehogerWidget

Add team surrender flag

- Fix water rise - Fix game crash when a hedgehog which turn is next gets drawn by water rise

Try to adjust flame parameters

Prevent AI to damage a teammate when trying to dig with firepunch (patch not tested)

Start flames rework

- Hedgehog doesn't take off hat when shooting from shotgun - Don't show empty hat sprite

Predefined team can have customized hat

Bot could use firepunch if it doesn't find anything else useful, and it has land above his head

Update Spanish and Polish translations