Extract epic nav into separate partial for easier CE => EE

Closes #4027

See merge request gitlab-org/gitlab-ee!3587

[EE] Add ApplicationWorker and make every worker include it

See merge request gitlab-org/gitlab-ee!3577

CE upstream - Monday

Closes gitaly#802 and omnibus-gitlab#3006

See merge request gitlab-org/gitlab-ee!3624

Decrease the push mirror backoff delay and add rate limiting to the push mirror…

Closes #3832

See merge request gitlab-org/gitlab-ee!3575

Improve Geo logging of repository errors

Closes #2968

See merge request gitlab-org/gitlab-ee!3402

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Refactor sidebar weight block to use Vue and be async + add to Issue Boards

Closes #1379

See merge request gitlab-org/gitlab-ee!3566

See merge request gitlab-org/gitlab-ee!3602

Conflicts:
	app/services/ci/create_pipeline_service.rb

Extract class responsible for building a pipeline / EE

See merge request gitlab-org/gitlab-ee!3602

Fix a NoMethodError in Geo::MetricsUpdateService

See merge request gitlab-org/gitlab-ee!3623

Check that the "url" column exists in the GeoNode table before attempting to use it

Closes #4214

See merge request gitlab-org/gitlab-ee!3608

Run the Geo specs on dedicated runners

See merge request gitlab-org/gitlab-ee!3619

# Conflicts:
#	app/services/ci/create_pipeline_service.rb
#	lib/gitlab/shell.rb
#	spec/javascripts/notes/components/issue_comment_form_spec.js
#	spec/services/projects/count_service_spec.rb

[ci skip]

Decrease the push mirror backoff delay and add rate limiting to the push mirror scheduling algorithm.

Show status of issuable links in wiki pages

See merge request gitlab-org/gitlab-ce!15694

issue note component rename

See merge request gitlab-org/gitlab-ce!15587

issue note component rename

See merge request gitlab-org/gitlab-ee!3568

Move SingleRepositoryWorker#fsck into Gitlab::Git::Repository

Closes gitaly#802

See merge request gitlab-org/gitlab-ce!15710

Elastic search support for 6.0 in the future

See merge request gitlab-org/gitlab-ee!3622

Use commit finder instead of rev parse

See merge request gitlab-org/gitlab-ce!15683

Port from CE: Optimize API /groups/:id/projects by preloading assocations

See merge request gitlab-org/gitlab-ee!3604

Optimize API /groups/:id/projects by preloading assocations

Closes #40308

See merge request gitlab-org/gitlab-ce!15475

Resolve "Upgrade Rails to 4.2.10"

Closes #40691

See merge request gitlab-org/gitlab-ce!15662