[Xfce-i18n] Updating Translator-credits on the website and in xfce4-about

[Og Maciel]

Hi,

Please add the following active translators names and emails for the
Brazilian Portuguese team:

Og Maciel <ogmaciel at gnome.org>
Fábio Nogueira <deb-user-ba at ubuntu.com>
Vladimir Melo <vladimirmelo.psi at gmail.com>

Thanks in advance,
-- 
Og B. Maciel

omaciel at foresightlinux.org
ogmaciel at gnome.org
ogmaciel at ubuntu.com

GPG Keys: D5CFC202

http://www.ogmaciel.com (en_US)
http://blog.ogmaciel.com (pt_BR)