[Dovecot] v2.1.4 released

[Timo Sirainen]

http://dovecot.org/releases/2.1/dovecot-2.1.4.tar.gz
http://dovecot.org/releases/2.1/dovecot-2.1.4.tar.gz.sig

        + Added mail_temp_scan_interval setting and changed its default value
          from 8 hours to 1 week.
        + Added pop3-migration plugin for easily doing a transparent IMAP+POP3
          migration to Dovecot: http://wiki2.dovecot.org/Migration/Dsync
        + doveadm user: Added -m parameter to show some of the mail settings.
        - Proxying SSL connections crashed in v2.1.[23]
        - fts-solr: Indexing mail bodies was broken.
        - director: Several changes to significantly improve error handling
        - doveadm import didn't import messages' flags
        - mail_full_filesystem_access=yes was broken
        - Make sure IMAP clients can't create directories when accessing
          nonexistent users' mailboxes via shared namespace.
        - Dovecot auth clients authenticating via TCP socket could have failed
          with bogus "PID already in use" errors.