protected override ICollection <BudgetItemViewModel> LoadCollection()
 {
     _Loader = new BudgetItemVMCollectionLoader();
     return(LoadBudgetItemVMList());
 }
 protected async override Task <ICollection <BudgetItemViewModel> > LoadCollectionAsync()
 {
     _Loader = new BudgetItemVMCollectionLoader();
     return(await LoadBudgetItemVMListAsync());
 }