Image as part of a driver for COE+distro.
Describe image as part of the driver for a particular COE
and particular distro:
-Interaction with templates, scripts.
-List software content and version.
-Point to guide for building images.
-How software are run: as service or container
-Where to download supported images.
Partially implements: blueprint user-guide
Change-Id: I39b912f7474e3b4e93c775f766dbd519da9656ec