Comment 1 for bug 988180

It appears that SMTPConnection wants a Stack object for its config argument. Following patch helps:

=== modified file 'bzr_hookless_email.py'
--- bzr_hookless_email.py 2012-03-22 15:15:15 +0000
+++ bzr_hookless_email.py 2012-04-25 06:05:55 +0000
@@ -159,7 +159,7 @@
         self._config = self._branch.get_config()

     def update(self):
- smtp = SMTPConnection(self._config)
+ smtp = SMTPConnection(self._branch.get_config_stack())
         smtp_from = None
         for revision in self._revisions_to_send():
             msg = self._compose_email(revision)