Some Brazilian Portuguese Language Updates

interface/lib/lang/br.lng

interface/web/admin/lib/lang/br.lng

interface/web/admin/lib/lang/br_language_import.lng

interface/web/admin/lib/lang/br_remote_user.lng

interface/web/admin/lib/lang/br_server_config.lng

interface/web/client/lib/lang/br.lng

interface/web/client/lib/lang/br_client_del.lng

interface/web/dns/lib/lang/br_dns_wizard.lng

interface/web/mail/lib/lang/br_mail_aliasdomain.lng

interface/web/mail/lib/lang/br_mail_aliasdomain_list.lng

interface/web/mail/lib/lang/br_mail_get.lng

interface/web/mail/lib/lang/br_mail_relay_recipient.lng

interface/web/mail/lib/lang/br_mail_relay_recipient_list.lng

interface/web/mail/lib/lang/br_mail_user_filter.lng