Merge branch 'ee-49417-improve-settings-pages-design-by-prioritizing-content-group-settings' into 'master'

EE port gitlab-ce!21115

See merge request gitlab-org/gitlab-ee!7720

Refactor test reports

See merge request gitlab-org/gitlab-ee!7827

Resolve "Prometheus not showing as installed, even though it is"

See merge request gitlab-org/gitlab-ee!7925

Create system notes for epic close and reopen

Closes #7015

See merge request gitlab-org/gitlab-ee!7850

Add steps for manual license management

Closes #7971

See merge request gitlab-org/gitlab-ee!7920

Documentation for batch comments

Closes #7893

See merge request gitlab-org/gitlab-ee!7901

Rails5: fix VulnerabilitySummaryEntity

See merge request gitlab-org/gitlab-ee!7893

Adds documentation for the new Merge Request Reviews (batch comments)
feature

Replace `<i>` in vue components with `<icon>`

See merge request gitlab-org/gitlab-ee!7237

# Conflicts:
#	app/services/clusters/create_service.rb
#	locale/gitlab.pot
#	spec/requests/api/settings_spec.rb

[ci skip]

[EE] Add a new QA::ElementWithPattern cop

Closes gitlab-ce#52516

See merge request gitlab-org/gitlab-ee!7932

Remove Koding integration and documentation (EE port)

Closes gitlab-ce#39697

See merge request gitlab-org/gitlab-ee!7917

Remove Koding integration and documentation

Closes #39697

See merge request gitlab-org/gitlab-ce!22334

Allow Issue and Merge Request sidebar to be toggled from collapsed state

Closes #52532

See merge request gitlab-org/gitlab-ce!22353

Add a new QA::ElementWithPattern cop

Closes #52516

See merge request gitlab-org/gitlab-ce!22298

CE upstream - 2018-10-15 13:22 UTC

See merge request gitlab-org/gitlab-ee!7934

Allow getting the merge base of multiple revisions

Closes #52573

See merge request gitlab-org/gitlab-ce!22295

Add documentation how to assign a merge request for review

See merge request gitlab-org/gitlab-ce!21327

Signed-off-by: Rémy Coutable <remy@rymai.me>

Signed-off-by: Rémy Coutable <remy@rymai.me>

Remove dependencies on Linguist

Closes #35450

See merge request gitlab-org/gitlab-ce!21008

Refactor Cluster services to enable groups or projects

See merge request gitlab-org/gitlab-ce!22181

EE: Refactor Cluster services to enable groups or projects

See merge request gitlab-org/gitlab-ee!7876

Fixes close/reopen quick actions preview for issues and merge_requests

Closes #52669

See merge request gitlab-org/gitlab-ce!22343

Fix code reuse issue in Projects::Clusters::ApplicationController#index

See merge request gitlab-org/gitlab-ce!22182