when it isn't actually used (like in the unit tests...)

  when it isn't actually used (like in the unit tests...)
- add a comment about a confusing bit of code

same output for both Python 2.2 and 2.3.

Python 2.3 changes the str() of KeyError exceptions to return a repr()
of the key instead of the str() of the key, which caused quotes to be
generated if we don't pick out just the key.

from Python 2.3.
These warnings are displayed when running the unit tests.
This patch fixes the occurrances that are triggered by the unit tests;
there are probably others.

Python 2.3.

provide a docstring.

Add a 'connection-class' key to the database definition which you may use to override the stock ZODB Connection class for a given database via the config file.

     - Collector #893: Mailhost: munge_header has been broken for addresses
       containing the recipients full name

     - Collector #342: Avoiding insertion of a BASE tag for file objects
       with content-type text/html

     - Collector #953: fixed namespace collision with form_title in ZMI

       problems.