In-house patch to further adjust Heat's config-generator.conf file to
account for which modules are actually imported for each service.
These changes are have not yet been submitted upstream.

--- heat-6.0.0/config-generator.conf.orig	2016-04-07 00:37:12.000000000 -0700
+++ heat-6.0.0/config-generator.conf	2016-06-27 17:51:07.216229170 -0700
@@ -20,3 +20,7 @@ namespace = oslo.policy
 namespace = oslo.service.service
 namespace = oslo.service.periodic_task
 namespace = oslo.service.sslutils
+namespace = oslo.cache
+namespace = oslo.concurrency
+namespace = oslo.reports
+namespace = oslo.versionedobjects