/**
  * Generates an <img> tag for the Gravatar associated with $email.
  *
  * @param string $email The email address.
  * @param array $options The options.
  * @return string The image tag.
  * @access public
  */
 public function gravatar($email, $options = array())
 {
     return BedrockString::gravatar($email, $options);
 }