.PO syntax fix
Updates Brazilian portuguese translation

Translators: Enrico, Joao
Reviewer: Joao
Updates Brazilian Portuguese translation
Updates Brazilian Portuguese translation
Updates Brazilian Portuguese translation
Brasilian Portuguese translation fixes in credits/xml formatting
Brazilian Portuguese translation update

   file translated by Felipe Ribeiro Souza <felipe2ribeiro@yahoo.com.br>,
   reviewed by João
Brazilian Portuguese translation update

   Translation by Willer Gomes Júnior <willer@ogomes.com>
   Review and aditional notes: Joao
Updates Brazilian Portuguese translation.