Honor admin_notify_mchanges with subscription policy
When the mailing list's admin_notify_mchanges
is True, the list owners now get the subscription notification. (Closes: #1 (closed))
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
When the mailing list's admin_notify_mchanges
is True, the list owners now get the subscription notification. (Closes: #1 (closed))