This patch introduces the ansible materials to deploy
the skydive service, that can be used to monitor and
troubleshoot networking in an openstack deployment.

Implements: blueprint skydive-service

Co-Authored-By: Nicolas Bouron <nicolas.bouron@gmail.com>
Signed-off-by: Mathieu Rohon <mathieu.rohon@gmail.com>

Change-Id: I53051a1b0c85380416288e17040a398b6efb62c0