Name synchronization; Names over carts; Lobby player list [networking]

#20 - Added a message from server synchronizing player names.
#170 - The font I'm using for cart names looks pretty bad and should be changed to a better one
#18 - Updated lobby mode to show who is in the lobby ready to start the game., also updated the message on server selection to show who is in game and who is in lobby (i.e. joinable).
#25 - Names appear over the carts of your enemies