Extra digits to Brazil phone numbers

Hey, guys.. I was checking this plugin and I realized that it's only considering 8-digits numbers, but now São Paulo has 9-digits numbers. This rule will be applied to other states in Brazil soon, so I made the changes just to accept an extra digit.

News about this change: 
http://www.telegeography.com/products/commsupdate/articles/2012/07/30/anatel-adds-ninth-digit-to-sao-paulo-mobile-numbers-to-boost-capacity/

http://www.techtudo.com.br/artigos/noticia/2012/07/celulares-ganham-nono-digito-em-sao-paulo-saiba-tudo-sobre-mudanca.html