Don't convert Message object to string. This is used when user see workflow history.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@23221 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/PaymentTransaction_copyInvoiceProperties.xml

@@ -67,7 +67,8 @@
             <key> <string>_body</string> </key>
             <value> <string>from Products.ERP5Type.Message import Message\n
 \n
-N_ = lambda msg, **kw: str(Message(\'erp5_ui\', msg, **kw))\n
+# Return Message object, so that this message will be translated when it is rendered later.\n
+N_ = lambda msg, **kw: Message(\'erp5_ui\', msg, **kw)\n
 \n
 payment_transaction = context\n
 \n

bt5/erp5_accounting/bt/revision

-747
+748
\ No newline at end of file

bt5/erp5_invoicing/SkinTemplateItem/portal_skins/erp5_invoicing/InvoiceTransaction_postGenerationActivity.xml

@@ -80,7 +80,8 @@ except ImportError:\n
   class WorkflowException(Exception):\n
     pass\n
 \n
-N_ = lambda msg, **kw: str(Message(\'erp5_ui\', msg, **kw))\n
+# Return Message object, so that this message will be translated when it is rendered later.\n
+N_ = lambda msg, **kw: Message(\'erp5_ui\', msg, **kw)\n
 \n
 invoice = context\n
 \n

bt5/erp5_invoicing/bt/revision

-122
+123
\ No newline at end of file