2005-07-26 V1.44 Steve Campbell

             Use a glob alias rather than an array ref in the generated
             parser. This improves both readability and performance.

 2005-09-30  V1.45 Marco Gaiarin / Steve Campbell
             Collect SpamAssassin and rejection statistics.
             Don't display local sender or destination tables unless
             there is data to show.
             Added average volumes into the top table text output.

 2006-02-07  V1.46 Steve Campbell
             Collect data on the number of addresses (recipients)
             as well as the number of messages.

 2006-05-05  V1.47 Steve Campbell
             Added 'Message too big' to the list of mail rejection
             reasons (thanks to Marco Gaiarin).

 2006-06-05  V1.48 Steve Campbell
             Mainlog lines which have GMT offsets and are too short to
             have a flag are now skipped.

 2006-11-10  V1.49 Alain Williams
             Added the -emptyok flag.

 2006-11-16  V1.50 Steve Campbell
             Fixes for obtaining the IP address from reject messages.