Removed getDataDir and setDataDir methods, inheriting the implementations from SailBase
Get rid of deprecated method call from jackson.
Add normalization option for GraphSONWriter #447.
Ignore graphs that don't support ids.
update changelog.
Ignore @null@ property values to while writing to GraphSON #400

While Blueprints does not allow @null@ property values to be set, that does not prevent graphs from returning them.
Try to close all streams for TinkerGraph persistence #441
Test for #328

Not currently enabled.
Reconfigured the JsonGenerator to not close the underlying stream. #343

Added a test to enforce behavior.
Add test to ensure streams stay open on GraphMLWriter. #343
Add test for keeping streams open for GMLWriter #343

Interestingly GMLWriter was closing streams which seemed to go unnoticed.
Update changelog.
updated DefaultQuery and PropertyFilteredIterable to handle ID and EdgeLabel checking accordingly. Ref #328
added query() functionality to PartitionGraph so you can query simply just query() based on partitionKey to reduce the filter set later on. Fixed #361
Adapted Blueprints (SailGraph, GraphSail, and PropertyGraphSail) to Sesame 2.7 and its transaction model. Bumped SesameTools version to 1.8 and Ripple version to 1.1.
Merge branch 'master' of github.com:tinkerpop/blueprints
Added support for RDF/JSON
Updated CHANGELOG
OrientDB: fixed test case
Javadoc tweaks