/**
  * Creates the mail message
  * @return zibo\library\mail\Message
  */
 protected function createMail()
 {
     $mail = new Message();
     $mail->setSubject($this->subject);
     $mail->setMessage($this->parseMessage($this->message));
     $mail->setIsHtmlMessage(true);
     $mail->removePart(MailMessage::PART_ALTERNATIVE);
     return $mail;
 }