Experimented with puts and deletes
Refactored from one src file to one per class
Some experiments
Refactorings of user part of the app
Implemented Collection+Json representation support
Refactored the users directory
Moved collection+json model to its own project
Created a BodyDeserializer for application/vnd.collection+json
Added test projects; tests for CollectionBuilder
Added some more tests for CollectionBuilder
Added basic auth.
Split user module into a public and a secure module