This adds a little more verbosity to the workload status, and adds and
additional configuration check to verify if the configuration has been
received and processed.

Signed-off-by: Adam Israel <adam.israel@canonical.com>

This patch adds better status messages by differentiating between
configuration settings received and the verification of ssh credentials.

Signed-off-by: Adam Israel <adam.israel@canonical.com>

Don't fail if there's an error raising the interface. I'm seeing this
happen because the interface is already up.

Signed-off-by: Adam Israel <adam.israel@canonical.com>

- fixup ping_pong Makefile
Signed-off-by: Mike Marchetti <mmarchetti@sandvine.com>

Change-Id: I937d0897a051b655f9de87f49a88610a37c9297e
Signed-off-by: Mike Marchetti <mmarchetti@sandvine.com>