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

# Conflicts:
#	app/assets/javascripts/boards/components/board_new_issue.vue
#	app/assets/javascripts/boards/index.js
#	app/assets/javascripts/boards/stores/boards_store.js
#	app/assets/javascripts/environments/components/environments_table.vue
#	app/assets/javascripts/ide/components/repo_file.vue
#	app/assets/javascripts/ide/components/repo_tab.vue
#	app/assets/javascripts/vue_merge_request_widget/components/mr_widget_pipeline.vue
#	config/webpack.config.js
#	spec/javascripts/environments/environment_table_spec.js
#	spec/javascripts/repo/components/repo_commit_section_spec.js
#	spec/javascripts/vue_mr_widget/components/mr_widget_pipeline_spec.js

[ci skip]

CE upstream - 2018-02-26 16:08 UTC

Closes #3639 and gitaly#1036

See merge request gitlab-org/gitlab-ee!4725

CONTRIBUTING.md: Use a proper example for the stewardship label

Closes #43579

See merge request gitlab-org/gitlab-ce!17347

Adjust the API issues move spec to use project ID 0

Closes #43631

See merge request gitlab-org/gitlab-ce!17381

Closes #43631

Closes #43631

Geo - Fix repository synchronization order for projects updated recently

Closes #5054

See merge request gitlab-org/gitlab-ee!4727

Resolve "Error 500 on route "/admin/application_settings/services/1882/edit" -> edit Prometheus Service Template"

Closes #43532

See merge request gitlab-org/gitlab-ce!17377

Resolve "Error 500 on route "/admin/application_settings/services/1882/edit" -> edit Prometheus Service Template"

Refactor wildcard dispatcher imports (EE)

See merge request gitlab-org/gitlab-ee!4732

Refactor wildcard dispatcher imports

See merge request gitlab-org/gitlab-ce!17297

Move EE-specific JavaScript files to ee/app/assets/javascripts

See merge request gitlab-org/gitlab-ce!17272

Resolve "Move EE-only frontend files into ee/ subdirectory"

Closes #4536

See merge request gitlab-org/gitlab-ee!4633

Move BoardNewIssue vue component

See merge request gitlab-org/gitlab-ce!16947

Move BoardNewIssue vue component

See merge request gitlab-org/gitlab-ee!4464

Remove webpack bundle tags for blob

See merge request gitlab-org/gitlab-ce!17331

Ee blob webpack bundle remove tags

See merge request gitlab-org/gitlab-ee!4716

Migrate recursive tree entries fetching to Gitaly

See merge request gitlab-org/gitlab-ce!17191

Allow to find labels in ancestor groups and better group support in label service

See merge request gitlab-org/gitlab-ce!17209