make Edit Registrations allow sorting by last/first names
make Edit Registrations allow sorting by last/first names

rdunlop/unicycling-registration,scotthue/unicycling-registration,scotthue/unicycling-registration,rdunlop/unicycling-registration,rdunlop/unicycling-registration,scotthue/unicycling-registration,rdunlop/unicycling-registration