[pt_BR] Translate section auto-loading

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
[pt_BR][section] class -> classe

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Merge pull request #8 from phpbestpractices/pt-br/auto-loading

[pt_BR] Translate section auto-loading