Comment 2 for bug 1592687

and horizon in mitaka:
http://logs.openstack.org/periodic/horizon-propose-translation-update-mitaka/685ef78/console.html

2016-06-15 07:24:58.383670 + msgfmt --check-format -o /dev/null openstack_dashboard/locale/cs/LC_MESSAGES/djangojs.po
2016-06-15 07:24:58.389938 openstack_dashboard/locale/cs/LC_MESSAGES/djangojs.po:420: number of format specifications in 'msgid_plural' and 'msgstr[2]' does not match
2016-06-15 07:24:58.390001 openstack_dashboard/locale/cs/LC_MESSAGES/djangojs.po:1397: number of format specifications in 'msgid_plural' and 'msgstr[2]' does not match
2016-06-15 07:24:58.390023 msgfmt: found 2 fatal errors