- Start converting from from the old 'config' file format where
applicable.
- Port the ezmlm address hashing algorithm for fast email lookups
- Add subscription and unsubscription for primary and behavioral dirs
- Add a safety check for writes to the list directory
* Added Darkfish external and fixed up the RDoc generation task to use it
* Factored out the config-file reading from #owner into a generic config reader, and then added some
methods to access config values
* Fixed the message-file sort block
* Added a DRb service daemon: Ezmlm::ListDaemon
