public function getLogout()
 {
     if (Auth::check()) {
         Session::delete(Config::get('session.name'));
     }
     return Redirect::to('/');
 }
 public function getLogin()
 {
     if (Session::exists(Config::get('session.name'))) {
         return Redirect::to('/');
     }
     return view('auth.login');
 }