Direct payments for invoices

Events can be moved to archive and moved back
Fixed validation

app/Resources/CostUnitResource.php

@@ -31,7 +31,7 @@ class CostUnitResource {
 
         $amounts = [];
         $overAllAmount = new Amount(0, 'Euro');
-        foreach (InvoiceType::all() as $invoiceType) {
+        foreach (InvoiceType::orderBy('sort_order')->get() as $invoiceType) {
             $overAllAmount->addAmount($costUnitRepository->sumupByInvoiceType($this->costUnit, $invoiceType));
             $amounts[$invoiceType->slug]['string'] = $costUnitRepository->sumupByInvoiceType($this->costUnit, $invoiceType)->toString();
             $amounts[$invoiceType->slug]['name'] = $invoiceType->name;