Some common filters for REST API list resources
Added advertised/emergency/anonymous_list filters. It is generic as more filters can be added only by adding and validating the filter in _get_collection method.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Added advertised/emergency/anonymous_list filters. It is generic as more filters can be added only by adding and validating the filter in _get_collection method.