----  traceback of failure  ----
Traceback (most recent call last):
  File
"/usr/lib/python2.2/site-packages/roundup/mailgw.py",
line 315, in handle_Message
    return self.handle_message(message)
  File
"/usr/lib/python2.2/site-packages/roundup/mailgw.py",
line 485, in handle_message
    if subject.strip().lower() == 'help':
AttributeError: 'NoneType' object has no attribute 'strip'

-----

Solution:  After getting the subject, if it's None, set
it to a random value, e.g. "no subject"