Updated openstack/openstack
Project: openstack/heat  12a23a804e87f019758a32594629dc65755efe26
null
Fix sqlalchemy models

This patch only makes sqlalchemy models to reflect the actual state of database

Partially implements bp: db-sync-models-with-migrations

Change-Id: I2fa2bc2f0c2b08f69bf7217dc35683d2edbedd26