Bug 7475: Teach matching rules to handle authorities

Bug 7475: Teach matching rules to handle authorities

* Add the code necessary to handle authorities with matching rules and
  import batches.
* Update all the scripts that use the matcher and import batch code
  to use the new API.
* Add authority records to the matching rules interface in the staff
  client.

http://bugs.koha-community.org/show_bug.cgi?id=2060
Signed-off-by: Elliott Davis <elliott@bywatersolutions.com>
Signed-off-by: Jared Camins-Esakov <jcamins@cpbibliography.com>
Rebased on latest master 11 September 2012