fixed small bug with comma_seperated_lastname_firstname
authors and persons are now listed Alphabetical
updated to hydra 6.1
added sort_by to author/person select
updated/added clear methods to Manifestation::Author and Manifestation::Described
created shared_exsamples for Manifestation::Described and Manifestation::Author and used 'em in book_spec.rb
Gemfile.lock
added test for Person::Author
added simplecov back in the Gemfile
added test for Person::Described, TA683 finished