Fixed missing slash on Kat mirror URL

The new Kat mirror http://www.kickmirror.com was missing a slash at the end resulting in incorrect search urls: SEARCHQUEUE-MANUAL-279827 :: [KickAssTorrents] :: Connection error HTTPConnectionPool(host='www.kickmirror.comusearch', port=80): Max retries exceeded with url: /Series.Name/?field=seeders&sorder=desc (Caused by : [Errno -2] Name or service not known) while loading URL http://www.kickmirror.comusearch/Series.Name/?field=seeders&sorder=desc