Update installation.md to use 6-3-stable branch (!5684) · Merge requests · Import/Export Testing Group / gitlabhq_1643245269 · GitLab

Do not update/delete: Banner broadcast message test data

Do not update/delete: Notification broadcast message test data

Matthias Käppler requested to merge github/fork/frdmn/master into master Nov 25, 2013

Created by: frdmn