message: Add missing rel attribute to <ExternalLink>
diff: @@ -41,7 +41,7 @@ const stripNS = href => {
  };
  const ExternalLink = ({href, name}) => <NavItem isActive={false}>
  - <a className="pf-c-nav__link" href={href} target="_blank">{name}<span className="co-external-link"></span></a>
  + <a className="pf-c-nav__link" href={href} target="_blank" rel="noopener noreferrer">{name}<span className="co-external-link"></span></a>
  </NavItem>;
  class NavLink extends React.PureComponent {
  