* upstream/master: (90 commits)
  Fixed notebooklab code including file paths
  [BB Importer] Save the error trace and the whole raw document
  Statisfy Robertcop and Seancop
  Update documents according to:
  Update licenses.csv via:
  Update templates via:
  Add foreign key on trigger requests
  Added CHANGELOG
  Added tests and fixed a typo
  Fix typo on the class merge-when-pipeline_succeeds
  Axil's review
  remove unnecessary line
  typo
  fix typo
  fix links
  Remove an unused `cared` scope from Issue and MergeRequest
  Remove an unused `Issue.open_for` scope
  add topic: authentication
  Fix edit button on blame page without repo perms
  Don't show 'Copy content' button on text files that are not rendered as text
  ...