cleanup config details
- Explain defaults
- Explain that options are online inserted in to
gitlab.rb
as of template at installation time
Replaces some details from https://gitlab.com/gitlab-org/omnibus-gitlab/merge_requests/1070.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
gitlab.rb
as of template at installation timeReplaces some details from https://gitlab.com/gitlab-org/omnibus-gitlab/merge_requests/1070.