Adding testing gear.
Set up Jetty.
Added beginning of crosswalks and test setup.
Added crosswalker.
Moved crosswalker to the appropriate place.
Some more work on crosswalks - this adds some of the delegated reader/writer work that will be necessary.
More work, added rels accessor.
Finished RDF -> OM Datastream mapping.

The other way around is going to be difficult.
Added pending OM test.
Updated license.
Added readme and updated gemspec.