webadmin, userportal: translations update

pulled translation from Zanata oVirt project, ovirt-3.5 version.

Change-Id: Ib567262b4cfc7fadff6cc392e5e3ce53bb4f838f
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=1110576
Signed-off-by: Einav Cohen <ecohen@redhat.com>