update the readme
Added method not implemented helpers
Rename ID classes to URI and make them instances with a uri and source rather than classes
Update to the new rspec style which was commented out. Fix a bunch of code warnings.
Make httputilities handle relative redirects. Also handle hml requests
Allow collections to ignore duplicates
Amke URI::DOI more functional
Fixed bug where citing paper URI wasn't parsed correctly
Fixed some minor stuff
Add a method to the PLOS API to get a NLM doc
Start on the resolver classes
Rename 'Formatters' to 'Serializers'
Add a strubg extension to format a given name correctly
Parse some more fields out of the JATS structure
Add priority to the registry.
Automatically handle bodies passed to HTTP Posts
Fixed name errors in serializer
Add round trip testing of the NLM parser
Add priorities to resolving
Add missing tests for DoiFromPlosHtml resolver