Make set work properly with digest types.  Bug fixes.
Fix class setting.
Digest and class setting fixes.
Major fix to replyfile deleting bug.
Various delivery bugfixes.
Fix digest issue increment.
Allow $INCLUDE substitution.
TODO list cleanup; short mode for who.
Bugfixes.
Fix problems with posting by invalid addresses.
Bug fixes.
Removed debug comment.
Fix bug in set command.
Make commands and lists case-insensitive.
Close down SMTP connection with a QUIT to properly shut it down.
From headers on digests.  Fix SMTP QUIT bug.  Try harder to deliver.
Fix mbox separator problem.
Removed dead mj_resend code.
nomail-time expiry.  Better debugging.  Bug fixes.
Fix bad syntax error that broke 'set'.