Expose debug parameter

Simple patch to expose the debug parameter, just like we do with
verbose.

Change-Id: I70122f57f524af7deaa502eafa4fb482af076753
Signed-off-by: Paul Belanger <paul.belanger@polybeacon.com>
Merge "Expose debug parameter"
Merge git://github.com/puppetlabs/puppetlabs-openstack