Implement a workaround for QA mattermost failures / EE (!3471) · Merge requests · GitLab.org / GitLab · GitLab

Grzegorz Bizon | OOO until July 2nd requested to merge qa/gb/tmp-fix-mattermost-failures-ee into master Nov 20, 2017

What does this MR do?

EE version of https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/15486