Patch to downrev the required version of pbr to something we have.

This patch is not suitable for upstream commitment.

--- cloudbase-init-0.9.9/setup.py.~1~ 2015-10-19 06:33:52.000000000 -0700

+++ cloudbase-init-0.9.9/setup.py 2016-04-04 19:44:44.173519286 -0700

@@ -15,5 +15,5 @@

import setuptools

setuptools.setup(

- setup_requires=['pbr>=1.3'],

+ setup_requires=['pbr>=0.8.1'],

pbr=True)