Build cleanup (IN PROGRESS)
Build cleanup (IN PROGRESS)

Added documentation to build. Added some validation to ensure that the
kit builds properly on clean systems.  Temporarily commented out site
component due to an error.

fvillalba/gst-foundation,amai/gst-foundation,dolfdijkstra/gst-foundation,dolfdijkstra/gst-foundation,amai/gst-foundation,fvillalba/gst-foundation,amai/gst-foundation,fvillalba/gst-foundation,dolfdijkstra/gst-foundation