Options in assets outputCss and outputJs Twig methods

Allowing to acccept CollectionName parameter in outputCss and outputJs method. 

Phalcon docs:
public outputCss ([string $collectionName])
public outputJs ([string $collectionName])
http://docs.phalconphp.com/ru/latest/api/Phalcon_Assets_Manager.html
Please make the $options optional to not break compatibility