Release 1.2.8 * Another fix for exim workaround (#637) * Fix unencrypted passwords processing in the controller * Fix setting path for lua (#652) * Fix usage of rdns reply structure (#654) * Use file lock in logger to avoid deadlocks * Add `application/octet-stream` mime type for `pdf` extension (by @moisseev) * Implement new automata to skip empty lines for dkim signing (#651) * Fix parsing of missing classes * Clarify some rspamc arguments (by @fatalbanana) * Correct suppress spelling