(natstr): Member nat_connected is inappropriate, because it is

transient server state, not persistent game state.  Remove.
(player_main, edit): Remove uses.
(coun): Use getplayer() instead of nat_connected.  Delete the message
on command being out of order.

src/lib/commands/add.c

@@ -203,7 +203,6 @@ add(void)
 	*natp->nat_hostname = '\0';
 	*natp->nat_userid = '\0';
 	natp->nat_btu = 0;
-	natp->nat_connected = 0;
 	natp->nat_reserve = 0;
 	natp->nat_tgms = 0;
 	natp->nat_ystart = 0;