Add new HA diagrams [ci skip] (!4289) · Merge requests · GitLab.org / GitLab FOSS · GitLab

Do not update/delete: Banner broadcast message test data

Do not update/delete: Notification broadcast message test data

Drew Blessing requested to merge dblessing/gitlab-ce:add_ha_diagrams into master May 25, 2016

What does this MR do?

Adds new HA diagrams created by @lukebabb (Thanks @lukebabb!)