webadmin, userportal: translations update

pulled translation from Zanata oVirt project, ovirt-3.3 version

Change-Id: I8d9e5ca32242b5931e26cc5e91baa5f7cbab9a25
Bug-Url: https://bugzilla.redhat.com/1020294
Signed-off-by: Einav Cohen <ecohen@redhat.com>