Display list of current players and total amount of players in the game

[robhawkes]

Either something that it always visible, or that shows up when you press tab, perhaps. Should also display useful statistics about each player, like their ping, kills/deaths, XP, etc.

This may help to debug #2.

[emilianodellacasa]

In my opinion it should be @rawkets twitter account to tweer how many users are playing on a regular basis