Updated openstack/openstack
Project: openstack/heat  aaa265fcbf72b561442b4759a689b0cd19655583

Adds multi-region support for stack resource

Adds new resource type called OS::Heat::Stack which allows
creating new stack in specified region using heatclient.

Implements: blueprint multi-region-support

Co-Authored-By: Qiming Teng <tengqim@cn.ibm.com>

Change-Id: I62cb07877702c57dd0e77dbcb0e123a3ec2c885d