Clean up project destruction
Instead of redirecting from the project service to the service and back to the model, put all destruction code in the service. Also removes a possible source of failure where run_after_commit may not destroy the project.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Instead of redirecting from the project service to the service and back to the model, put all destruction code in the service. Also removes a possible source of failure where run_after_commit may not destroy the project.