Add support for querying the G13 category counts

commit a7729f995b9387dc24d955886ba2150262979da4
Author: Stephen Lecheler <stephen.lecheler@gmail.com>
Date:   Thu Aug 15 22:44:33 2013 -0500
  Bugfix
commit a6de7776a13e20436b18ff9453553f0cf638f4a9
Author: Stephen Lecheler <stephen.lecheler@gmail.com>
Date:   Thu Aug 15 22:37:13 2013 -0500

    Add code to
    1. Support counting G13 eligible AfC pages
    2. Support counting active CSD:G13 nominations
    3. Respond to inquiries regarding these