This is mainly for the benefit of those who find the repository at
<https://github.com/openstack/openstack-resource-agents>. It should
help discourage people from submitting pull requests there.
Change-Id: I23759e73e9c2c9a8b35c715a45e0d46109ed5171
Signed-off-by: Adam Spiers <aspiers@suse.com>