void CreateAdditionalApplicationCommand.IContainer.Add(AdditionalApplicationListViewModel viewModel)
        {
            if (AdditionalApplications == null)
            {
                AdditionalApplications = new ObservableCollection <AdditionalApplicationListViewModel>();
            }

            AdditionalApplications.Add(viewModel);
        }
 void RemoveAdditionalApplicationCommand.IContainer.Remove(AdditionalApplicationListViewModel viewModel)
 {
     if (AdditionalApplications != null)
     {
         AdditionalApplications.Remove(viewModel);
         if (viewModel.Path.Equals(PreferedApplication?.Path, StringComparison.InvariantCultureIgnoreCase))
         {
             PreferedApplication = null;
         }
     }
 }