* upstream/master:
  Show CI status as Favicon on Pipelines, Job and MR pages
  STL file viewer
  Wait for the PDF to be loaded before doing anything
  remove unnecessary lease as cron job
  Search for opened MRs - include reopened  MRs
  ProjectsFinder should handle more options
  Clearly show who triggered the pipeline in email
  Make it possible to preview pipeline success/failed emails
  Add remove_concurrent_index to database helper
  fix project authorizations migration issue
  attempt to fix migration
  Revert schema.rb
  attempt to fix db failure
  Periodically mark projects that are stuck in importing as failed
  Fix html structure to prevent tooltip from not hidding
  Enable creation of deploy keys with write access via the API