Update gitlab-shell version in installation and update documentation
Created by: volker-fr
installation was totally off compared to the update document. The update document was slightly off (rake gitlab:check excpects 2.5.4 and not 2.5.3)
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Created by: volker-fr
installation was totally off compared to the update document. The update document was slightly off (rake gitlab:check excpects 2.5.4 and not 2.5.3)