* master: (27 commits)
  Fix commit comment alignment
  minor cleanup in system_hook_spec
  Pre-calculate Emoji digests
  Clear .todo listener
  Change window.location to use turbolinks
  Make entire todo row clickable
  Add 8.6.2 CHANGELOG items
  Ensure uploads dir exists when running backup specs
  Move CarrierWave test env config to separate file
  Remove console logs
  Off the event initially
  Collapsed sidebar opens over instead of pushing content.
  Sidebar collapse update issue
  User selection from collapsed sidebar
  Add json response for user avatar in merge request
  Make changed values visible in minimized sidebar.
  Fixed MergeRequestController spec
  We need `sha` reference from `diff_base_commit` to generate the diff
  Use `diff_base_commit` instead of `target_branch` to generate diffs
  Isolate CarrierWave uploads in test enviroment
  ...