Add Ironic database creation to boot-stack

This patch will add creation and db-sync of Ironic database if Ironic
environment is found. This will allow developers to include the Ironic
element in the under-cloud image and deploy it from the seed vm for
development work and integration testing.

Change-Id: I6504c2eddefded3b7751b451109ee3bbfc6101a9
Authored-by: Chris Krelle <nobodycam@gmail.com>