Chinese translation for release 1.2

Chinese translation for release 1.2

Signed-off-by: ShaoHe Feng <shaohef@linux.vnet.ibm.com>
Signed-off-by: Zhou Zheng Sheng <zhshzhou@linux.vnet.ibm.com>
Translate pt_BR.po file

Signed-off-by: Rodrigo Trujillo <rodrigo.trujillo@linux.vnet.ibm.com>
Signed-off-by: Ramon Medeiros <ramonn@linux.vnet.ibm.com>
Update po and pot files for 1.2 release

Signed-off-by: Aline Manera <alinefm@br.ibm.com>