adjustments to global permissions for basic roles
fixes to triple attribute finder
implementation of recursion to descendant checks via delegate superclass
	(depends upon a PR on fcrepo)
Added example IP-based policy and RDF attribute-based policy.
Merge pull request #15 from mikedurbin/master

Added example IP-based policy and RDF attribute-based policy.
Merge pull request #16 from gregjan/master

adjustments to global permissions for basic roles
All tests pass!
turned down logging
fixed regex in writer permissions policy
fixed path separators in policy finder and policy util
removed @Component annotation from workspace initializer, configured by xml file instead
prevented use of forks during ITs (test collisions on repo objects)
spring context test uses test-container.xml file
Merge pull request #17 from gregjan/master

All tests pass!
More unit tests
Finish unit tests
Add check for null actions
Unit tests pass!  so far
Hopefully final fix to unit tests
Add unit tests fro set_property, add_node on root node
Fix merge conflicts