[Rails5] Fix GROUP BY for mysql

Closes #6932

See merge request gitlab-org/gitlab-ee!6747

Show License Management at pipeline level

Closes #5491

See merge request gitlab-org/gitlab-ee!6688

Removes EE specific CSS that was moved to CE

See merge request gitlab-org/gitlab-ee!6723

EE port of Frontend code for "JUnit XML Test Summary In MR widget"

See merge request gitlab-org/gitlab-ee!6739

Resolve "Show the full list of licenses in the MR widget if no report is available in the target branch"

Closes #6589

See merge request gitlab-org/gitlab-ee!6720

Resolve "Show the full list of licenses in the MR widget if no report is available in the target branch"

Adjust self-hosted Jira development panel integration

Closes #6811

See merge request gitlab-org/gitlab-ee!6756

Merge branch 'ee-48834-chart-versions-for-applications-installed-by-one-click-install-buttons-should-be-version-locked' into 'master'

Ee addition for : 48834 chart versions for applications installed by one click install buttons should be version locked

See merge request gitlab-org/gitlab-ee!6732

Make CreateGpgSignatureWorker backwards compatible with original method signature

See merge request gitlab-org/gitlab-ee!6776

Older versions of GitPushService push a single commit SHA string to the queue,
but Gitaly requires that the parameters sent by CreateGpgSignatureWorker are
an array. It's possible to have old workers using this original signature or
jobs in the retry queue that would fail if CreateGpgSignatureWorker can't
handle the string form.

Resolve "Billing page style is broken"

Closes #7082

See merge request gitlab-org/gitlab-ee!6773

merge request https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/6763

CE upstream - 2018-08-02 00:21 UTC

See merge request gitlab-org/gitlab-ee!6757

Make CNG_PROJECT_PATH configurable for releasing helm charts

Closes charts/gitlab#644

See merge request gitlab-org/gitlab-ee!6760

Resolve "Extract EE specific files/lines for Discussion app/serializers"

Closes #6650

See merge request gitlab-org/gitlab-ee!6762

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

Rails 5 fix product array method delagation by manually calling .to_a in NotificationService

See merge request gitlab-org/gitlab-ee!6753

EE Port of gitlab-ce!20851 (Enable frozen string in app/models/*.rb)

See merge request gitlab-org/gitlab-ee!6735

Resolve "Mark experimental ES indexer as beta, not experimental"

Closes #6587

See merge request gitlab-org/gitlab-ee!6384

Ignore sorting parameter when exporting issues to CSV

Closes #4159

See merge request gitlab-org/gitlab-ee!6702

Resolved conflicts:
- app/workers/all_queues.yml
- config/sidekiq_queues.yml
- spec/lib/gitlab/import_export/all_models.yml

CE MR: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/19480
EE MR: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/6611