(a) added filtering by lead/follow as well as level and status, (b) filtering by status takes into account child categories i.e. filtering by "Pending" will display participants with status "Pending Both", "Pending Partner", and "Pending Roommates" , (c) filtering by "Pending Partner" or "Pending Roommates" will also display participants with status "Pending Both", (d) added i18n catalog files