Cyrus IMAP 2.3.16 Release Notes¶
Changes to the Cyrus IMAP Server since 2.3.15
Added user_deny.db to be able to selectively deny users access to Cyrus services.
Added disconnect_on_vanished_mailbox option. See imapd.conf(5) for details
Reworked SQL detection code in configure. See install-upgrade.html for more details.
Added popuseimapflags option which enables setting and obeying IMAP flags in the POP server.
Added optimized method of handling an empty maildrop in pop3d. Requires statuscache to be enabled. (based on work of Cyril Servant <firstname.lastname@example.org>)
Added annotation_definitions option for specifying external (third-party) annotations. (courtesy of Thomas Viehmann <email@example.com>)
Added sync_compress option to compress replication traffic
Added user_folder_limit option to limit the number of folders a non-admin user is allowed to create.
Added -x option to cyr_expire to disable expunge
Track idle state so a shutdown doesn't leave idled killing random other processes on a busy system
Fix missing closedir() - bug #3159 (thanks Simon Matter)
Make Cyrus compile with older GCC (thanks Simon Matter)