Improve docs about pipeline variables expressions / EE

See merge request gitlab-org/gitlab-ee!5246

Fix environment deployment platform filter method / EE

Closes #5579

See merge request gitlab-org/gitlab-ee!5266

Remove support for legacy tar.gz pages artifacts

See merge request gitlab-org/gitlab-ee!5228

Resolve "Show a message when loading the issues / merge requests dashboard without filters" (EE-port)

See merge request gitlab-org/gitlab-ee!5213

CE upstream - 2018-04-06 12:25 UTC

See merge request gitlab-org/gitlab-ee!5267

Copyedit plugins docs

See merge request gitlab-org/gitlab-ee!5268

[ci skip]

Update GitLab.com settings with current state

See merge request gitlab-org/gitlab-ce!18209

Cache personal projects count.

Closes #37462

See merge request gitlab-org/gitlab-ce!18197

Performance improvements warrants a changelog entry.

See merge request gitlab-org/gitlab-ce!18218

[Rails5] Update `type_cast_*_database`  methods

See merge request gitlab-org/gitlab-ce!18188

Closes #37462.

CE upstream - 2018-04-06 09:26 UTC

Closes gitlab-ce#44458

See merge request gitlab-org/gitlab-ee!5265

Conflicts:
	lib/gitlab/prometheus/queries/query_additional_metrics.rb
	spec/models/environment_spec.rb

Resolve "Follow-up from "Refactor discussions/notes code""

Closes #44939

See merge request gitlab-org/gitlab-ce!18190

(cherry picked from commit 9296d473)

Add confirmation modal to "Change username"

Closes #41758

See merge request gitlab-org/gitlab-ce!17405

# Conflicts:
#	app/assets/javascripts/boards/filtered_search_boards.js

[ci skip]

Show issues of subgroups in group-level issue board

Closes #44270

See merge request gitlab-org/gitlab-ce!18187

EE-PORT Show issues of subgroups in group-level issue board

See merge request gitlab-org/gitlab-ee!5234

Deleting a MR you are assigned to should decrements counter

Closes #44458

See merge request gitlab-org/gitlab-ce!17951

CE upstream - 2018-04-06 08:28 UTC

Closes #5571

See merge request gitlab-org/gitlab-ee!5264

Update index.md to describe leaving out the host in prometheus['listen_address']…

See merge request gitlab-org/gitlab-ce!18207

Conflicts:
	doc/ci/variables/README.md

Include subgroup issues when searching for group issues using the API

Closes #42443

See merge request gitlab-org/gitlab-ce!18068