- add Comment and Reference property sheets

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@22103 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Transformation.py

@@ -70,6 +70,8 @@ class Transformation(XMLObject, Predicate, Variated):
                       , PropertySheet.DublinCore
                       , PropertySheet.VariationRange
                       , PropertySheet.Predicate
+                      , PropertySheet.Comment
+                      , PropertySheet.Reference
                       #, PropertySheet.Resource
                       , PropertySheet.TransformedResource
                       , PropertySheet.Path