Release Notes: A bug in the "list" backend that caused the the random deletion of tokens was fixed, and MySQL support was improved.
Release Notes: The default per-user database filename was corrected back to ~/.qsfdb.
Release Notes: A bug in the mailbox parser causing incorrect message counts was fixed, and the shifting weighting code was corrected to get rid of the "core dump on --train" bug. The maximum token length was increased, and binary attachments are now dealt with by using their checksum as a token.
Release Notes: A bug in Procmail, causing mail filtered as spam to be corrupted, has been worked around.