Run functional tests against 127.0.0.2
Run functional tests against 127.0.0.2

Both connection local and 127.0.0.1 have special meaning for ansible,
where will use the local filesystem vs SSH to the loopback adapter.

So, we use 127.0.0.2 to force ansible to make an SSH connection.

Change-Id: I2d2f81c47bcfc4743e2e9d24347421f892301160
Signed-off-by: Paul Belanger <e7139c8e6c4ea75cc1c287ce081b2dc0f3ab39ec@redhat.com>

openstack/ansible-role-ssh