pgsql: Translation updates

Log Message:
-----------
Translation updates

Modified Files:
--------------
pgsql/src/backend/po:
pt_BR.po (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/po/pt_BR.po.diff?r1=1.5&r2=1.6)
pgsql/src/bin/initdb/po:
pt_BR.po (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/initdb/po/pt_BR.po.diff?r1=1.5&r2=1.6)
pgsql/src/bin/pg_config/po:
pt_BR.po (r1.2 -> r1.3)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_config/po/pt_BR.po.diff?r1=1.2&r2=1.3)
pgsql/src/bin/pg_controldata/po:
pt_BR.po (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_controldata/po/pt_BR.po.diff?r1=1.5&r2=1.6)
pgsql/src/bin/pg_ctl/po:
pt_BR.po (r1.3 -> r1.4)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_ctl/po/pt_BR.po.diff?r1=1.3&r2=1.4)
pgsql/src/bin/pg_dump/po:
pt_BR.po (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/po/pt_BR.po.diff?r1=1.7&r2=1.8)
pgsql/src/bin/pg_resetxlog/po:
pt_BR.po (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_resetxlog/po/pt_BR.po.diff?r1=1.5&r2=1.6)
pgsql/src/bin/psql/po:
pt_BR.po (r1.6 -> r1.7)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/po/pt_BR.po.diff?r1=1.6&r2=1.7)
pgsql/src/bin/scripts/po:
pt_BR.po (r1.3 -> r1.4)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/scripts/po/pt_BR.po.diff?r1=1.3&r2=1.4)
pgsql/src/interfaces/libpq/po:
pt_BR.po (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/po/pt_BR.po.diff?r1=1.7&r2=1.8)