Add spec for concern IssuableActions

Add shared samples for discussions endpoint

Add schema validations for discussions

Fix rubocop style issue

Make target assignable

Use new possibility to provide target

Respect alt email when sending group access notifications

See merge request gitlab-org/gitlab-ce!31089

When sending access granted/rejected emails we should also respect
custom emails set for groups/sub-groups

Feature test for gfm embedding metrics

See merge request gitlab-org/gitlab-ce!30621

Add points how to prepare for database reviews

Closes #65126

See merge request gitlab-org/gitlab-ce!31158

CI Docs update for Marketing

See merge request gitlab-org/gitlab-ce!30440

Update README.md - add CTA to watch Mastering CI/CD webcast and 5 teams that made the switch to GitLab CI/CD article

Add docs for template field in prometheus alerts

See merge request gitlab-org/gitlab-ce!30900

Add Troubleshooting section for Merge Train documentation

Closes #64948

See merge request gitlab-org/gitlab-ce!31033

Add trouble shooting sections

Update links to relative

Closes #61945

See merge request gitlab-org/gitlab-ce!31084

Following the single docs codebase change, all internal links
should be relative. Also cleans up one table

Resolve "Incorrect message interpolation on project listing"

Closes #65088

See merge request gitlab-org/gitlab-ce!31121

Logging sidekiq worker class name in SidekiqMemoryKiller

See merge request gitlab-org/gitlab-ce!30996

Fix outbound_local_requests_whitelist nil for existing ApplicationSetting records

Closes #65096

See merge request gitlab-org/gitlab-ce!31123

It needs to default to an empty array logically.

Add doc about incident issue labels

See merge request gitlab-org/gitlab-ce!31107

Add namespace label toggle

See merge request gitlab-org/gitlab-ce!30935

Added the ability to update the namespace label text for gitlab-managed

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/65126.

Came up in the database office hours call on 2019-07-25.

Add frozen_string_literal to spec/support

See merge request gitlab-org/gitlab-ce!31132

Remove \ from unicorn\_stderr.log

See merge request gitlab-org/gitlab-ce!31159

Support title and desc on merge w/ push option

See merge request gitlab-org/gitlab-ce!31068

Resolve "table_exists? not compatible with Rails 5.1"

Closes #54478

See merge request gitlab-org/gitlab-ce!30832

Remove duplicate content about auto-devops customization

See merge request gitlab-org/gitlab-ce!30929

Update guidance for EE doc submissions

See merge request gitlab-org/gitlab-ce!31042

Note GitLab University may be out of date in parts

See merge request gitlab-org/gitlab-ce!31034

Update documentation for current state

Closes #64710

See merge request gitlab-org/gitlab-ce!30873

Stop printing dots while retrieving pod in review-apps.sh

See merge request gitlab-org/gitlab-ce!31062

Improve steps for setting commit email

Closes #54881

See merge request gitlab-org/gitlab-ce!30833

Refine topics for Phase 2 of SSoT audit

Closes #64682

See merge request gitlab-org/gitlab-ce!30831

Includes admin_area and application_security
topics.