Merge branch 'master' into ci/api-builds

* master: (143 commits)
  Only load autocomplete data when actually needed
  Check for current user
  Add pencil icon to edit group settings
  Issue #5817 wording of the web hooks updated on issue and merge events
  use JavaScript instead of CoffeeScript in Views, the reason #9819
  Before project save ensure that a runners_token exists
  Fix Error 500 when visiting build page of project with nil runners_token
  Remove outdated gitlab-git-http-server reference from Install doc
  Fix typo in build page of projects
  Update docs for shared runner default settings
  Disable "Already Blocked" button in admin abuse report page
  Add CHANGELOG entry for reply-by-email fix
  Use WOFF versions of SourceSansPro
  Clean up document on adding users to a project
  Refactor ZenMode
  Fix caching issue where build status was not updating in project dashboard
  Add a CHANGELOG entry for The Most Important Feature of All Time(TM)
  changes verb `references` to noun `reference`.
  fixes new branch button positioning, when visible and not visible container
  DRY up upload and download services
  ...