Allow debug to be set in configuration file
Allow debug to be set in configuration file

The current default value for debug in cliff is False.  Cloud
config assumes that it was set that way on the command line and
does not overlay it with the value from the configuration file.
Cliff bug:

https://bugs.launchpad.net/python-cliff/+bug/1483378

Change-Id: I66d82b489b2241dbcd1e1350e94259a54ce09de7

dtroyer/osc-lib