I removed grouping_reference by mistake. Thanks for the unit test.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3698 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Catalog/sql/erp5_mysql/z_create_catalog.zsql

@@ -33,6 +33,7 @@ CREATE TABLE `catalog` (
   `payment_state` varchar(255) default '',
   `event_state` varchar(255) default '',
   `reference` varchar(255) default '',
+  `grouping_reference` varchar(255) default '',
   `source_reference` varchar(255) default '',
   `destination_reference` varchar(255) default '',
   `string_index` varchar(255),