Portuguese language update
Portuguese language update

Translantion work by: Sérgio Marques <smarquespt@gmail.com>
Closes lxde/lxqt-panel#114

Rebased-by: Luís Pereira <95d1463b1ff9eef535e39fb0d755bc242cfcea61@gmail.com>
Signed-off-by: Luís Pereira <95d1463b1ff9eef535e39fb0d755bc242cfcea61@gmail.com>

lxde/lxqt-l10n