Allow for localization of title

plugin/better_postgres.conf

@@ -3,7 +3,7 @@ user=root
 url=/cgi/troglodyne/pgupgrade.cgi
 acls=all
 entryurl=troglodyne/pgupgrade.cgi
-displayname=PostgreSQL Upgrade
+displayname=$LANG{'PostgreSQL Upgrade'}
 icon=troglophant.png
 target=_self
 implements=troglodyne_pgupgrade