Fixed MSVS2010 build. Compiler does not support virtual template methods.

shop/shopform.cpp

@@ -122,11 +122,11 @@ void ShopForm::onCountChanged()
 
     if (m_voucher->status() == Voucher::NEW && m_voucher->id() == 0)
     {
-        srv.save(m_voucher);
+        srv.saveVoucher(m_voucher);
     }
     else
     {
-        srv.update(m_voucher);
+        srv.updateVoucher(m_voucher);
     }
 }
 
@@ -147,7 +147,7 @@ void ShopForm::doTempSave(bool comboChanged)
         if (!m_voucher->items().isEmpty())
         {
             m_voucher->setStatus(Voucher::TEMPORARY);
-            srv.update(m_voucher);
+            srv.updateVoucher(m_voucher);
         }
 
         if (comboChanged && ui->receiptCombo->currentIndex() > 0)
@@ -176,7 +176,7 @@ void ShopForm::changeReceipt()
     srv.loadItems(m_voucher);
     connectItemSignals();
     m_voucher->setStatus(Voucher::NEW);
-    srv.update(m_voucher);
+    srv.updateVoucher(m_voucher);
 
     m_itemsModel->setData(m_voucher->items());
     ui->total->setText(m_voucher->totalPrice().toString());