RefServiceClient lives on 'server' now
Merging https://gitlab.com/gitlab-org/gitaly/merge_requests/330 broke some code on master. This fixes it.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Merging https://gitlab.com/gitlab-org/gitaly/merge_requests/330 broke some code on master. This fixes it.