Master is now the development branch for pike changing the release alias name. Change-Id: I938e4a983e361aefcaa0bd9a4226c296c5823127
Add a new roles data YAML file and environment to help create the undercloud via t-h-t. Partially-implements: blueprint heat-undercloud Change-Id: I36df7fa86c2ff40026d59f02248af529a4a81861