Merge pull request #1 from acoburn/master

Bring fcrepo4-labs fork in line with acoburn/fcrepo-camel
Merge pull request #3 from acoburn/fcrepo_ontology

updated xpath filters for new fcrepo combined ontology
Code cleanup
Two unit tests
Stronger unit test for stronger FedoraComponent
Merge pull request #4 from ajs6f/UnitTests

Unit tests
Merge remote-tracking branch 'upstream/master'