Fixes bug #56429862: added getBinaryValue to the federation connector.
Added integration tests and refactored unit tests.
Merge pull request #6 from mikedurbin/56429862

Makes fedora 3 datastream content available.
Added fedora 3 object and datastream properties.
Generalize fedora 3 node organization through a new java interface.

Resolves https://www.pivotaltracker.com/story/show/57762326