public function edit($id)
 {
     if (Auth::user()->can('update-users')) {
         $user = User::findOrFail($id);
         $roles_user = User::find($id)->roles()->lists('role_id')->toArray();
         $roles = Role::orderBy('display_name', 'asc')->lists('display_name', 'id');
         return view('auth::user.edit', compact('user', 'roles', 'roles_user'));
     }
     return redirect('auth/logout');
 }
 public function destroy($id)
 {
     if (Auth::user()->can('delete-roles')) {
         $role = Role::findOrFail($id);
         Role::destroy($id);
         Session::flash('message', trans('auth::ui.role.message_delete', array('name' => $role->display_name)));
         return redirect('auth/role');
     }
     return redirect('auth/logout');
 }