(banfil, authfil): Remove. Matching user is useless, because the

player can send whatever he wants.  Banning IPs is better done with a
packet filter.  That leaves restricting deity IPs.
(privip): New econfig key to restrict deity IPs.
(may_play): Implement it.
(match_user): Unused, remove.

src/lib/global/path.c.in

@@ -66,8 +66,6 @@ char *downfil	= "down";
 char *disablefil = "disable";
 char *telfil	= "tel/tel";
 char *annfil	= "ann";
-char *banfil	= "ban";
-char *authfil	= "auth";
 char *timestampfil = "timestamp";
 
 char *listen_addr = "";