Comment 4 for bug 1497950

Reviewed: https://review.fuel-infra.org/12207
Submitter: mos-infra-ci <>
Branch: openstack-ci/fuel-7.0/2015.1.0

Commit: cfe65fe3337f295db3ba8870ad93eeba51b08623
Author: Vitaly Gridnev <email address hidden>
Date: Mon Sep 28 10:09:05 2015

Fix wrong init of ThreadGroup

ThreadGroup is an object, and should be initialized.

Closes-bug: 1497950

Change-Id: If4b074efd87c226ee219aa2e3cfe458cadbbfb81
(cherry picked from commit 55224cd84eb4d7680484dc156384fc6d67e2cf09)