public function followedByAction()
{
if (!isset($this->params['id'])) {
return $this->renderString('id no presente');
}
// Todos los que siguen a este
//$user = TUser::get($this->params['id']);
$users = TUser::findReverse('following', $this->params['id']);
return $this->renderString(print_r($users), true);
}