/**
* Add a webmaster to collection.
*
* @param string $webmaster
* @param string $content
*
* @return \Arcanedev\SeoHelper\Entities\Webmasters
*/
public function add($webmaster, $content)
{
if (!is_null($name = $this->getWebmasterName($webmaster))) {
$this->metas->add($name, $content);
}
return $this;
}