public function store(UserRequest $request)
 {
     $generate_passsword = substr(str_shuffle("0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"), 0, 6);
     $new_user = new $this->user();
     $new_user->name = $request->name;
     $new_user->email = $request->email;
     $new_user->password = Hash::make($generate_passsword);
     $new_user->is_active = true;
     $new_user->is_admin = $request->is_admin === "on" ? true : false;
     $new_user->save();
     $email_sent = UserEmail::send_email($new_user, $generate_passsword);
     if ($email_sent) {
         \Session::flash('success', trans('users.user_registered'));
         return redirect('users');
     }
     \Session::flash('error', trans('users.user_noregistered'));
     return redirect('users');
 }