Change form to accept quantity select, clean up

Author: Katrin

webform_paymethod_select.line_item.inc

@@ -64,6 +64,9 @@ function webform_paymethod_select_element_process_line_item(array $element, arra
       if ($form_builder && is_numeric($defaults->quantity_component)) {
         $defaults->quantity_component = 'cid_' . $defaults->quantity_component;
       }
+      if ($form_builder && is_numeric($defaults->quantity_component)) {
+        $defaults->quantity_component = 'cid_' . $defaults->quantity_component;
+      }
 
       $radio_id = drupal_html_id('webform-paymethod-select-' . $key . '-amount-source');
       $line_element['amount_source'] = array(
@@ -242,6 +245,7 @@ function webform_paymethod_select_element_validate_line_item(array $element, arr
     // Convert the raw input to a PaymentLineItem object.
     $line_items[] = new \Drupal\webform_paymethod_select\PaymethodLineItem($data);
   }
+
   form_set_value($element, $line_items, $form_state);
 }