[pbmserv] Broadcast from eratos via PBM Server

[pbmserv <pbmserv@gamerz.net>]

eratos is accepting challenges on any of the GIPF project games

<game> challenge eratos <yourname>
<game> challenge <yourname> eratos

Where <game is gipf, tamsk, dvonn, zertz, or yinsh.

Have fun!