Implements: blueprint heat-fig-update

Heat is split into the engine and api.  The current images
built in kollaglue work.

Change-Id: I14bb8520cf76a84491163f0f102d603d312cd5fb

compose/heat.yaml

+heatapi:
+  image: kollaglue/centos-rdo-heat-api
+  name: heat-api
+  net: "host"
+  restart: always
+  env_file:
+   - openstack.env
+heatengine:
+  image: kollaglue/centos-rdo-heat-engine
+  name: heat-engine
+  net: "host"
+  restart: always
+  env_file:
+   - openstack.env
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