Revert previous modification, as it is not compatible with erp5_crm Business

Template.
Then, it seems inconsistent to process only the main part of the message, 
and not it's subpart.
Instead, it could be better to improve the date structure send to ERP5
by CMFMailin.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@14825 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/patches/CMFMailIn.py

@@ -76,10 +76,8 @@ def MailInTool_postUTF8MailMessage(self, file=None):
         payload = unicode(payload, charset).encode('utf-8')
       if body_found:
         # Keep the content type
-        # since this is not a body, this must be 
-        # an attached email - we want it whole (with the headers)
         theMail['attachment_list'].append((file_name, 
-                                           content_type, part.as_string()))
+                                           content_type, payload))
       else:
         theMail['body'] = payload
         body_found = 1