dovecot updated to 2.2.13
    
    - fixes CVE-2014-3430: denial of service through maxxing out SSL connections
    - pop3 server was still crashing in v2.2.12
    - maildir: Various fixes and improvements to handling compressed mails
    - fts-lucene, fts-solr: Fixed crash on search when the index contained
      duplicate entries.
    - mail_attachment_dir: Attachments with the last base64-encoded line
      longer than the rest wasn't handled correctly.
    - IMAP: SEARCH/SORT PARTIAL was handled completely wrong in v2.2.11+
    - acl: Global ACL file handling was broken when multiple entries
      matched the mailbox name