Remove old listproc address and webmaster mailing address.

Remove old listproc address and webmaster mailing address.

(Is this file actually still used?  Perhaps it would be better to
include something from the web site instead.  I'm not going to merge
this across because I think it's dead.)
(This used to be commit 7096d5feb2e8be204881bdcb76ad08cc5aa4a79a)