Bumping Surefire version and adding config to provide more heap during unit test exercise
Bumping Failsafe version, to keep it in step with Surefire
Interim commit for updating kernel contracts to suppport iterators

Partial resolution of: https://www.pivotaltracker.com/story/show/59243236

Distinguishing between managed and unmanaged RDF
Developing machinery to compare new and old material for updating
Building new iterator-driven persistence machinery
Continuing to build iterating persistance machinery
Completed positive persistence
Moved iterating RDF generation to the outer layer of JcrRdfTools
Moving iterated generation of versioning-related triples through to the domain models