Updated openstack/openstack
Project: openstack/oslo.messaging  9c3c717799a38bdfc63c7d01d45051c330571f28

Replace usage of str() with six.text_type

Replace using of str with six.text_type as it's able to
handle unicode data.

Change-Id: I38e4378c490d1dad8020312308dd3b6dad8772c0