ports/74441: Update port: games/gnuchess (new version 5.07 with optional opening book support added)

[Volker Stolz]

Synopsis: Update port: games/gnuchess (new version 5.07 with optional opening book support added)

State-Changed-From-To: open->feedback
State-Changed-By: vs
State-Changed-When: Thu Dec 2 11:45:27 GMT 2004
State-Changed-Why: 
Please see the Porter's Handbook on how to submit updates in
unified diff format. Also, please not that README.html is not part
of the port but generated for the CD-sets.

http://www.freebsd.org/cgi/query-pr.cgi?pr=74441