[Qt] small notificator and style changes

- remove default arguments for notificator
- re-order some calls to use same ordering in Qt files
- style police changes (spaces, comments and such)

src/qt/receivecoinsdialog.cpp

@@ -101,11 +101,11 @@ void ReceiveCoinsDialog::on_receiveButton_clicked()
         address = model->getAddressTableModel()->addRow(AddressTableModel::Receive, label, "");
     }
     SendCoinsRecipient info(address, label,
-            ui->reqAmount->value(), ui->reqMessage->text());
+        ui->reqAmount->value(), ui->reqMessage->text());
     ReceiveRequestDialog *dialog = new ReceiveRequestDialog(this);
+    dialog->setAttribute(Qt::WA_DeleteOnClose);
     dialog->setModel(model->getOptionsModel());
     dialog->setInfo(info);
-    dialog->setAttribute(Qt::WA_DeleteOnClose);
     dialog->show();
     clear();
 }