tighter tests of existing features
store author category on class when registering
also store the category name(s) in the class, and provide an accessor for it
new Factory class, for ad-hoc author objects
Merge pull request #3 from karenetheridge/topic/adhoc_collection

Topic/adhoc collection
updated MANIFEST
requires Test::More 0.88 for done_testing
requires Test::Deep
pluralize
moved t/08_factory.t to t/09_factory.t
oops