Some Small updates on brazilian portuguese language files.

interface/lib/lang/br.lng

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

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

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

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

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

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

interface/web/dashboard/lib/lang/br_dashlet_limits.lng

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

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

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

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

interface/web/help/lib/lang/br_support_message.lng

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

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

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

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

interface/web/sites/lib/lang/br_web_aliasdomain_list.lng

interface/web/sites/lib/lang/br_web_domain.lng

interface/web/sites/lib/lang/br_web_subdomain.lng