Updated openstack/openstack
Project: openstack/tempest  6654c35ccd5a4c9ad1f37e3a3a7f149f06661ff3

Switch back to nc in test_load_balancer_basic

After test_load_balancer_basic started using inetd instead of netcat
we've started getting "BadStatusLine" errors from urllib.

That is why we need to move back to using netcat.
Also handle "BadStatusLine" error.

Related bug: 1309252
Change-Id: Ida919c63e27c6a003be4c249ba2e6f3e2ea7a7b3