Todo items before 2.9.1 release:

* Permit CRAM-MD5 SMTP AUTH in addition to LOGIN.
* Backport improved stats logging.
* Backport remailer exclusion capability.
* Backport expiration/revocation checking of OpenPGP keys.
* Fix ncurses support with command line arguments.

Known issues:

* Nym account management is still in "beta". There have been reports
  of problems when using identical nyms at different nym servers.
