Merge branch 'release/v0.1.3' into develop
Updating links to Stardog HTTP Programming docs
Changes for stardog 2.2

* Deprecated sd-connection-string header for reasoning level, using
  reasoning url query parameter instead
* Remove ignore flag to query management tests for invalid queryIds
Bumping up version to v0.1.4
Merge branch 'release/v0.1.4'