[Ubuntu-l10n-ptbr] Revisão

[Rafael Sousa]

Por favor, revisar

https://translations.launchpad.net/ubuntu/lucid/+source/update-manager/+pots/update-manager/pt_BR/+translate?start=0&batch=10&show=untranslated&field.alternative_language=pt_BR&field.alternative_language-empty-marker=1&old_show=all

https://translations.launchpad.net/ubuntu/lucid/+source/ubuntuone-client/+pots/ubuntuone-client/pt_BR/+translate?start=0&batch=10&show=untranslated&field.alternative_language=pt_BR&field.alternative_language-empty-marker=1&old_show=all