Remove novaclient/neutronclient description

When we implemented scenario tests, we were using novaclient and
the other client for doing that. But now we don't use novaclient/
neutronclient at all.
So this patch removes novaclient/neutronclient description.

Change-Id: Ic6c6d9fa3ce36327f4f06d1a33a291c057a9f5bc
1 file changed