MONKEYSPHERE_KEYSERVER should fall back to any keyserver set in $GNUPGHOME/gpg.conf, if availabl
Currently, if @KEYSERVER@ isn't explicitly set, @/usr/bin/monkeysphere@ defaults to using @pool.sks-keyservers.net@, even if the user has specified a preferred keyserver in @~/.gnupg/gpg.conf@. If the monkeysphere-specific @KEYSERVER@ is unset, we should default to using the keyserver specified in @gpg.conf@, and only fall back to @pool.sks-keyservers.net@ if no keyserver is explicitly set anywhere.
(from redmine: created on 2010-03-29)