Mention 8.4.6, 8.3.5, and 8.2.4 in the 8.5.8 release post (!1739) · Merge requests · GitLab.com / www-gitlab-com · GitLab

Do not update/delete: Banner broadcast message test data

Do not update/delete: Notification broadcast message test data

username-removed-128633 requested to merge release-8-5-8 into master Mar 21, 2016

Addresses https://gitlab.com/gitlab-com/www-gitlab-com/merge_requests/1735#note_4356911.

/cc @nearlythere @grzesiek @rspeicher