public ActionResult Edit(EducationPlanViewModel viewModel)
        {
            using (var educationRepository = new EducationPlanRepository())
            using (var headlineRepository = new EducationPlanToHeadlineRepository())
            {
                educationRepository.Update(Mapper.Map<EducationPlanModel>(viewModel));
                foreach (var educationPlanHeadline in viewModel.EducationPlanToHeadline)
                {
                    headlineRepository.Update(Mapper.Map<EducationPlanToHeadlineModel>(educationPlanHeadline));
                }

                headlineRepository.Save();
                educationRepository.Save();
            }

            return RedirectToAction("Index");
        }