* Update or create new role after allowed_roles on transformation updated
* Update tests to include transformation create/edit and role create scenarios
* Update transform role delete button to be ConfirmAction with dropdown
* Set backend on fetched record so that it saves correctly
* Update transformation after role transformations changed works
* Clean up transform adapter
* Add role to allowed_roles on added transformations and remove from removed transformations on role save, with flash message
* Add backend to transform role model, and update serializer to add backend to paginated results
* Clean up error message handling
* Connect backend to transform roles list response
* Capabilities on transform roles is correct
* Fix cancel button on transform role edit location
* Fix model path
* Remove unnecessary tab param from controller
* Add backend to transform model
