The i18n team has decided not to translate the logs because it seems
like it not very useful; operators prefer to have them in English so
that they can search for those strings on the internet.
See http://lists.openstack.org/pipermail/openstack-dev/2017-March/thread.html#113365.
Change-Id: I4418a388934ef58acb70c7f637b0236a6ccc7fe6
Closes-Bug: #1682101