public function store(VacancyStoreRequest $request)
 {
     $validate = \Validator::make($request->all(), $request->rules(), $request->messages());
     if ($validate->fails()) {
         return redirect('/dashboard/vacancies/create')->withErrors($validate->errors())->withInput();
     } else {
         Vacancy::create($request->only('position', 'description', 'salary', 'hot'));
         return redirect()->to('/dashboard/vacancies');
     }
 }