Rename column in the database
 Rename fields related to import/export feature
 Rename API endpoints
 Rename documentation links
 Rename the rest of occurrences in the code
 Replace the images that contain the words "build succeeds" and docs referencing to them
 Make sure pipeline is green and nothing is missing.

# Conflicts:
#	app/controllers/projects/merge_requests_controller.rb
#	app/serializers/merge_request_entity.rb
#	app/services/merge_requests/merge_when_pipeline_succeeds_service.rb
#	app/services/merge_requests/refresh_service.rb
#	app/views/projects/merge_requests/merge.js.haml
#	app/views/projects/merge_requests/widget/open/_accept.html.haml
#	doc/api/merge_requests.md
#	doc/api/projects.md
#	lib/api/entities.rb
#	lib/api/v3/entities.rb
#	lib/api/v3/merge_requests.rb
#	spec/services/merge_requests/merge_when_pipeline_succeeds_service_spec.rb
#	spec/services/merge_requests/refresh_service_spec.rb

Add internal endpoint to notify post-receive to Gitaly

See merge request !1254

Move all Pages related content to a single location

See merge request !1321

Port of 27354-navigation-new-button to EE

See merge request !1287

[ci skip]

[ci skip]

# Conflicts:
#	CHANGELOG.md

Merge branch '28769-raise-custom-exception-in-all-methods-of-mergeservice-that-want-to-inform-the-user-ee' into 'master'

Use exceptions for MergeService error handling

See merge request !1320

If any method called by `MergeService#execute` raises a `MergeError`,
that error's message will be logged, the model will be updated, and the
merge will fail.

CE upstream

Closes omnibus-gitlab#1361

See merge request !1319

Fix migration without DOWNTIME clause specified

See merge request !9571

Make RuboCop happy

See merge request !9554

Add button to create issue for failing build

Closes #25920

See merge request !9391

Fix inline comment images by removing wrapper #20890

Closes #20890

See merge request !5804

Fix broken dev environment in master

See merge request !9557

Keep consistent in handling indexOf results

Closes #28723

See merge request !9531

Add development fixtures for nested groups

See merge request !9553

Replace setInterval with setTimeout to prevent highly frequent requests

Closes #28212

See merge request !9271

[ci skip]

Fix #27840 - Improve the search bar experience on mobile

Closes #27840

See merge request !9280

[ci skip]

Removed jQuery UI draggable

See merge request !8582

CE Upstream - Friday

See merge request !1306

Fix webpack dev server when behind proxy

See merge request !9543

[ci skip]

Minor refactoring of Uploaders

See merge request !9490

Improve error messages when squashing fails

Closes gitlab-com/support-forum#1568

See merge request !1318

Match require statement. Status code is now undefined in master

See merge request !1314

[ci skip]

[ci skip]