add "root trust" keys

contrib/tools/keys/keys.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+#
+# script to make sql file for inserting all "currently trusted" keys
+#
+
+root=$(readlink -e $(dirname $0))
+touch $root/keys.sql
+for key in $(cat $root/keys.txt) ; do
+	echo "insert into modprivs(pubkey, newsgroup, permission) values('$key', 'overchan', 'all');" >> keys.sql ;
+done