IMAP: remove redundant logging during STORE
POP3/IMAP: simplify message accessors
IMAP: increase buffer size for dates in sql queries
IMAP: prevent assertion in sequence-set parser
IMAP: include user-id in login accepted log-message
IMAP: regression fix
include stdbool.h to help older GCC versions
LMTP: acknowledge delivery for all recipients
bump and tag version 3.1.2
Merge tag 'v3.1.2' into autotools
Update Debian changelog to 3.1.2-1