CommonClient: revamp DataPackage handling

MultiServer.py

@@ -631,8 +631,7 @@ async def on_client_connected(ctx: Context, client: Client):
         'cmd': 'RoomInfo',
         'password': bool(ctx.password),
         'players': players,
-        # TODO remove around 0.2.5 in favor of slot_info ?
-        #  Maybe convert into a list of games that are present to fetch relevant datapackage entries before Connect?
+        # TODO convert to list of games present in 0.4
         'games': [ctx.games[x] for x in range(1, len(ctx.games) + 1)],
         # tags are for additional features in the communication.
         # Name them by feature or fork, as you feel is appropriate.