7 To tell the other side we're still alive.
8 Both server and client will send this if they haven't sent something in
18 Sent from client to serveri as a request to join. The server may
19 respond negatively if the player name is already taken or some cap has
24 0 player name, max 32 byte UTF-8 string,
25 shorter names should be zero terminated
31 Sent by the server either as a response to a successful login or when
36 0 entity ID of the player, 32bit unsigned int
37 4 chunk coords of the player, 3x 32bit signed int
38 16 pos/vel/rot/ang of the player, 13x 32bit float
39 68 name of the world the server's currently running
40 max 32 byte UTF-8 string
46 Sent by the server either as a respons to a failed login or when the
48 Optionally sent by the client on disconnect.