https://gitlab.com/gitlab-org/gitlab-ce/issues/23036

* master: (297 commits)
  Fix deletion of container registry or images returning an error
  The fog-aliyun gem had a bug in v0.1.0 for file storage creation/update. This merge requests update the gem to v0.2.0 which contains the fix:
  Decrease ABC threshold to 54.28
  Update VERSION to 10.2.0-pre
  Update CHANGELOG.md for 10.1.0
  Document `CI_SHARED_ENVIRONMENT` and `CI_DISPOSABLE_ENVIRONMENT`
  Fix the external URLs generated for online view of HTML artifacts
  Use title as placeholder instead of issue title for reusability
  Fix failure in current_settings_spec.rb
  Clarify the difference between project_update and project_rename
  URI decode Page-Title header to preserve UTF-8 characters
  Update Gitaly version to v0.49.0
  Decrease Perceived Complexity threshold to 14
  Resolve "Remove help text regarding group issues on group issues page (and group merge requests page)"
  Force non diff resolved discussion to display when collapse toggled
  Added submodule support in multi-file editor
  add note about after_script being run separately
  Check for element before evaluate_script
  Merge branch 'master-i18n' into 'master'
  Update Prometheus gem to fix problems with other files overwriting current file
  ...

Show collapsible tree on the project show page

Closes #30343

See merge request gitlab-org/gitlab-ce!14055

* master: (104 commits)
  Update licenses
  fix a wrong method call in the refactor
  fix a whitespace
  fix for discussion
  Update templates via:
  Update doc accordingly to:
  Cache issuable template names
  Fix the format of rugged alternate directory list
  Match full file path in FileDetector
  Fixes from CSS refactor
  Resolve "Prometheus service page shows error"
  Explicit state integration deletion
  Move all API authentication code to APIGuard
  Shorten example translation for inclusive language
  [ci-skip] add changelog
  fix the merger override to remove source branch
  add spec
  Removed d3.js  from the users and graphs bundle
  Cleanup data-page attribute after each Karma test
  Update template description wording
  ...

* master: (113 commits)
  Introduce new hook data builders for Issue and MergeRequest
  Don't create todos for old issue assignees
  Start adding Gitlab::HookData::IssuableBuilder
  Include the changes in issuable webhook payloads
  Rename the `codeclimate` job to `codequality`
  Don't show an "Unsubscribe" link in snippet comment notifications
  Add QA::Scenario::Gitlab::Group::Create
  Removes CommitsList from global namespace
  Fix wiki empty page translation namespace not being removed
  Fixes mini graph in commit view
  Fix link to new i18n index page
  Update i18n docs
  Move i18n/introduction to i18n/index
  Resolve "Simple documentation update - backup to restore in restore section"
  Remove AjaxLoadingSpinner and CreateLabelDropdown from global namespace
  Move cycle analytics banner into a vue file
  Updated Icons + Fix for Collapsed Groups Angle
  Don't create fork networks for root projects that are deleted
  Remove executable permissions on images to make docs lint happy
  Sync up hard coded DN class in migration
  ...