* master:
  Update health_check gem to `~> 2.2.0`
  API: Version information
  Revert "Merge branch 'tests-use-tmpfs' into 'master'"
  Added documentation chapter for Git attributes
  Use activerecord_sane_schema_dumper
  Add a separate stage for bundle check
  Add a bundle check step to ensure dependencies are correct
  Create a new /templates API namespace
  Add disabled delete button to protected branches
  Make spec deterministic
  refactors tests because of gitlab-test repository changes
  Addresses Robert's feedback
  Speed up specs for GET /projects/:id/events
  API: New /users/:id/events endpoint
  writes tests to verify the issue is solved and fixes breaking issues.
  removes inconsistency regarding tagging immediately as merged once you create a branch using new branch button and adds changelog entry