/**
  * Mail error report
  *
  * @param string $msg an error message
  * @return bool true for message sent properly
  */
 public static function mailErrors($msg)
 {
     $to = QubitOai::getAdminEmail();
     $from = $to;
     $subject = 'Qubit OAI-PMH Harvest';
     $message = $msg;
     $headers = "From: {QubitOai::getAdminEmail()}\r\nX-Mailer: PHP/" . phpversion();
     $params = sprintf('-oi -f %s', $from);
     return mail($to, $subject, $message, $headers, $params);
 }