POM standardization
Added wrappers for RDF parser factories in SparqlRepositorySailGraph, which fixes #244.
Fixed bug about a dirty reference on edge removal when the inverse vertex uses a set of refs (issue #5)
Fixed issue #426
Fixed issue #7 regarding gremlin/blueprints and date field in queries
Merge pull request #9 from kmussel/master

added ability to build query with skip,limit, and order by
Fixed bug on using indexes on subclasses. Issue #8
updated dependancy for OrientDB
Merge pull request #432 from raymanrt/master

updated dependancy for OrientDB
Supported new configuration parameters
OrientDB: fIxed issue on reading configuration
OrientDB: fixed bug reported by Andy in Gremlin ML
Fixed OrientDB issue about schemaless results: now always return Vertices
Add TransactionGraphHelper.

Supplies abstraction for transaction retry strategies.
Refactored the transaction retry helper.
Refactor naming of TransactionRetryHelper methods.
Add test for Exception checks in retries.
bumped to Neo4j 1.9.4.
Fixed problem with embedded maps in lists for GraphSON serialization.
Update changelog.