* master: (23 commits)
  Add CHANGELOG entry [ci skip]
  CHANGELOG item
  Added redirect_to_referer to login link on issues
  Simplify entities for branches and tags API
  Added Rake task for tracking deployments
  Return the number of marked todos
  Use local_assigns
  Use `humanize`
  Improve code design
  Remove unused create_pipeline_service_spec.rb
  Add notice implementation
  Make manual actions to work with master code
  Use `capitalize` instead of `titleize` for manual actions
  Mark builds with manual actions as skipped
  Fix rubocop offenses
  Update build fixtures to include manual actions
  Improve manual actions code and add model, service and feature tests
  Rename playable_actions to manual_actions
  Add implementation of manual actions
  Position commit icons closer to branch name/tag/sha; add min-width to pipeline actions cell
  ...