* Allow inventory file name be specified in layout file (#421)

* The Context Distiller allows a user to enable resource data to be retrieved and written to a json file (#525)

* Made the 'whiteboard' variable optional in the beaker driver (#518)

* Allow up/destroy actions to use rundb data (#512)

* Added transaction (--view=tx) view to linchpin journal (#501)

* Added support for attaching volumes to provisioned openstack instances (#494)

Additional bugs were also fixed along the way:

* linchpin destroy fails for AWS aws (#495)

* Enable linchpin journal without target (#475)

* Allow passing provisioning options through to bkr_info (#468)

Documentation was updated as well:

* Documented the RunDB json and its purpose (#506)

* Fixed broken links to source for bkr_info and bkr_server on readthedocs (#517)