Cleanup data-page attribute after each Karma test

Closes #38871

See merge request gitlab-org/gitlab-ce!14742

Replace the 'features/explore/projects.feature' spinach test with an rspec analog

See merge request gitlab-org/gitlab-ce!14755

37660 Change background color of nav sidebar to match other gl sidebars

Closes #37660

See merge request gitlab-org/gitlab-ce!14800

Moves form related JS modules out of global

See merge request gitlab-org/gitlab-ce!14780

Backport EE change for setting up forked project

See merge request gitlab-org/gitlab-ce!14817

Fix https://gitlab.com/gitlab-org/gitlab-ce/issues/38871

Pass git object dir attributes as relative paths to Gitaly

Closes gitaly#629

See merge request gitlab-org/gitlab-ce!14713

Add inclusive language to translation guidelines

See merge request gitlab-org/gitlab-ce!14815

Update image commenting MR link in docs

See merge request gitlab-org/gitlab-ce!14816

Fixes gitaly#629

Fix a feature spec failing only on MySQL

Closes #39003

See merge request gitlab-org/gitlab-ce!14811

Add support for markdown preview to group milestones

Closes #30241

See merge request gitlab-org/gitlab-ce!14806

fix the import :milestone from adding the group_id

Closes #35580

See merge request gitlab-org/gitlab-ce!14657

Use Gitaly's RepositoryService.HasLocalBranches RPC

See merge request gitlab-org/gitlab-ce!14753

Add sort runners on admin runners

Closes #38720

See merge request gitlab-org/gitlab-ce!14661

Move callback route(`google_api/auth/callback`) for Oauth under `-`

Closes #38911

See merge request gitlab-org/gitlab-ce!14802

Simplify project page

Closes #37399 and #38839

See merge request gitlab-org/gitlab-ce!14669

Developer can create/edit/delete milestones

See merge request gitlab-org/gitlab-ce!14797

QA group name, use hyphens rather than underscores

See merge request gitlab-org/gitlab-ce!14786

Enable eslint in star and remove from main.js

See merge request gitlab-org/gitlab-ce!14795

Use ES6 modules in labels and labels manager

See merge request gitlab-org/gitlab-ce!14794

Add image discussion docs

Closes #38879

See merge request gitlab-org/gitlab-ce!14743

Refactor the Development documentation, and divide the Testing documentation into multiple pages

See merge request gitlab-org/gitlab-ce!14512

Update Kubernetes Helm chart docs

Closes #38828

See merge request gitlab-org/gitlab-ce!14717