public function revoke(Request $request, $id, $user)
{
if ($id == config('proto.rootrole')) {
$request->session()->flash('flash_message', 'This role can only be manually removed in the database.');
return Redirect::back();
}
$role = Role::findOrFail($id);
$user = User::findOrFail($user);
$user->roles()->detach($role->id);
$request->session()->flash('flash_message', '<strong>' . $role->name . '</strong> has been revoked from ' . $user->name . '.');
return Redirect::back();
}
