Updated openstack/openstack
Project: openstack/heat  a71d51fe9ab214a544ac9a4d1c91301faa9719f6

Use environment file in template-validate

Use the -e parameter in template-validate to override any
Default values specified in the template.  This has the desirable
effect of making Horizon use parameters updated from the environment
file.

Change-Id: I84405d1d2f5245ab7cb8b909c2ea1407d5b2973e
Closes-Bug: #1388985