The exception message, when shade fails, will contain much more
specific information about the failure if the exception is treated
as a string. The 'message' attribute alone is usually not helpful.
Updating os_ironic module to the most recent version accounting for
changes in Ansible devel branch and the shade library since the
original creation of the module.
David Shrewsbury
Brian Coca
Michael Scherer
Monty Taylor
Julia Kreger