* ee/master: (89 commits)
  Merge branch '36807-gc-unwanted-refs-after-import' into tmp
  EE port of remove-sidebar-title
  Make namespace dropdown on new project page consistent
  Adds CE to EE compatibility with 2756
  Fixed Test
  Back to simple headlines without specific branching
  Add my-reaction filter (EE)
  Let's do JS later
  Add a spec when ressource is not modified
  Add changelog and doc
  Add tests for the unmodified header
  Update remaining endpoints
  Use commit date for branches and tags
  Conditionally destroy a ressource
  API: Respect the 'If-Unmodified-Since' for delete endpoints
  Fixes activation of project mirror when project is created.
  Kick off the pipelines again
  Fixed the default callout_id state
  Adjustments to calling logic
  Mapped correct setup
  ...

Make namespace dropdown on new project page consistent

See merge request !2789

EE:  Remove unwanted refs after importing a project

See merge request !2792

Promote EE features

Closes #2887, #2888, #2918, #2966, #2987, #2988, and #2967

See merge request !2540

Move EE specific files (_ee) to the EE directory

See merge request !2673

Port of remove-sidebar-title to EE

See merge request !2672

* 36807-gc-unwanted-refs-after-import:
  Use `git update-ref --stdin -z` to delete refs
  Just use a block
  Fix tests
  Try to make reserved ref names more obvious
  Resolve feedback on the MR:
  Move to Projects::HousecleaningService
  Use block rather than just b
  Just use @project directly
  Just use methods over constants, so that we could
  Add changelog and tests
  Remove unwanted refs after importing a project

Adds CE to EE compatibility with 2756

See merge request !2788

EE API delete respect headers

See merge request !2782

Add my-reaction filter (EE)

Closes #1938

See merge request !2778

Merge branch '3233-project-mirror-not-actually-active-when-new-project-is-created-fix' into 'master'

Fixes activation of project mirror when project is created.

Closes #3233

See merge request !2756

* ee/master: (841 commits)
  Simplify License#load_license method
  Add CHANGELOG
  Fix License.feature_available? when license table does not exist
  Move ConvDev index to Overview from Monitoring.
  Remove unnecessary divider
  Update CHANGELOG.md for 9.5.2
  Update CHANGELOG-EE.md for 9.5.2-ee
  Fix doc
  Fix doc
  Add tests
  Update .gitlab-ci.yml
  Update build.rb
  Add changelog
  ini
  SSH pull repository mirroring was introduced in 9.5, not 9.15
  Fire system hooks when a user is created via LDAP or OAuth
  Remove skipped examples in filtered issues weight feature spec
  Limit Geo LogCursor spec to run only on PostgreSQL
  Remove duplicated items from admin sidebar
  Common Docker Documentation Location in `gitlab-ce`
  ...

* upstream/master: (103 commits)
  Fix broken Frontend JS guide
  Replace 'project/star.feature' spinach test with an rspec analog
  Adds position fixed to right sidebar
  Decrease Metrics/CyclomaticComplexity threshold to 15
  Prevents rendering empty badge when pipeline request fails
  Make file encoding dropdown consistent
  Fixes the diff changes buttons from toggling when scrolling
  exclude spec/ and features/ from `Style/PredicateName` cop
  Resolve "Monitoring graph date formatting is wrong"
  add changelog
  replace `is_ancestor` with `ancestor?`
  replace `is_member_of` with `member_of?`
  replace `has_n_stars` with `has_n_stars?`
  replace `has_matching_label` with `has_matching_label?`
  replace `is_team_member?` with `team_member?`
  replace `is_spam?` with `spam?`
  replace `is_default_branch?` with `default_branch?`
  replace `is_successful?` with `successful?`
  replace `is_multi_check?` with `multi_check?`
  replace `is_gitlab_user?` with `gitlab_user?`
  ...

Replace 'project/star.feature' spinach test with an rspec analog

See merge request !13855

Fix broken Frontend JS guide

See merge request !13912

Adds position fixed to right sidebar

Closes #37144

See merge request !13494

Fixes the breadcrumb container when in issue boards

Closes #36561

See merge request !13655

Decrease Metrics/CyclomaticComplexity threshold to 15

See merge request !13905

Check if `licenses` table exists before loading the current license.

Closes #3280

See merge request !2783

Remove `is_` prefix from predicate method names

See merge request !13810

Fixes the diff changes buttons from toggling when scrolling

Closes #36698

See merge request !13894

Move ConvDev index to Overview from Monitoring (EE Compatible Version)

See merge request !2732