public function destroy($id)
{
// Get the Role Model instance.
$role = Role::find($id);
if ($role === null) {
// There is no Role with this ID.
$status = __d('users', 'Role not found: #{0}', $id);
return Redirect::to('admin/roles')->withStatus($status, 'danger');
}
// Destroy the requested Role record.
$role->delete();
// Prepare the flash message.
$status = __d('users', 'The Role <b>{0}</b> was successfully deleted.', $role->name);
return Redirect::to('admin/roles')->withStatus($status);
}