changed the key type from Identifier to String for ObjectPathMap. (need a Comparable key).
cleaned up mock tests on hzObjectPathMap. split out code for mocking a datastore into MockObjectPathMap.
configuring hazelcast tests
further refactoring and start of unit tests for hazelcast elements
small code cleanup - removed unused instantiations of DBUtils.
fixed logic wrt localID and docid. Implemented new method in IdentifierManager to getAllGUIDs from identifier table for implementation of loadAllKeys in ObjectPathMapLoader.
further development of ObjectPathMapLoader.
new class for refreshing the hazelcast map with metacat. Initial commit.