datawolf

Merge pull request #28 in WOLF/datawolf from feature/WOLF-171-clowder-dts-endpoint to master

* commit 'c41ea3743f0dc345955affa2421b84fb1faf3232':
  Updated endpoint documentation
  Removed inject datawolf url string and moved it to the request header, updated configuration files
  Replaced inject username with X-BD-Username coming from fence
  Added the metadata.jsonld to the workflows description
  Added metadata from /api/files/{file-id}/metadata.jsonld
  Fixed incorrect URL for technicalmetadatajson
  Removed unnecessary DAO from WorkflowsResource
  Added method documentation
  Updated workflow tool description to handle larger strings, added metadata to specific dts tools
  Updated datawolf.properties to fix unit tests
  Added new endpont for BrownDog resources
  WOLF-171 added endpoint for creating workflows representing DTS extractions