This represents making build-docker-images --release build
with the icehouse tag and causes docker-compsoe to pull from
the icehouse tag.
Partially-implements: blueprint port-kilo
Change-Id: I66b2c39abc55c0f47152dd90e696fc46b9c58f50
The Horizon dashboard was not working properly prior to this work.
Also a docker-compose file was added to start the dashboard.
Change-Id: I8a438c15b967b0cec00bfe44b997f833bf745191