This release adds crypted password support, bringing the number of password schemes to three: plaintext, crypt and md5. See Section 9.1 for details and important information for deployments with plaintext passwords starting with a '{' and containing a '}' further on!
Improved SMTP error codes sent out to convince remote MTAs that non-existant accounts really don't exist.
{crypt} and {md5} support, plaintext passwords should now preferrably be prefixed with {crypt}. See Section 9.1 for important upgrade information!
Added some convenience functions to pptool to help calculate md5 hashes and crypts. See Section 7.1.1.
Simplified internal userbase interface to ease integration of LDAP and Oracle backends.