Updated from global requirements

Change-Id: I48095c8e2d9f8d6888e7994cfcdf6a3c0913cf5a

requirements.txt

@@ -3,14 +3,14 @@
 # process, which may cause wedges in the gate later.
 
 Babel>=2.3.4 # BSD
-pbr>=1.8 # Apache-2.0
+pbr>=2.0.0 # Apache-2.0
 cliff>=2.3.0 # Apache-2.0
 iso8601>=0.1.11 # MIT
 osc-lib>=1.2.0 # Apache-2.0
 PrettyTable<0.8,>=0.7.1 # BSD
 oslo.i18n>=2.1.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
-oslo.utils>=3.18.0 # Apache-2.0
+oslo.utils>=3.20.0 # Apache-2.0
 keystoneauth1>=2.18.0 # Apache-2.0
 python-swiftclient>=3.2.0 # Apache-2.0
 PyYAML>=3.10.0 # MIT

setup.py

@@ -25,5 +25,5 @@ except ImportError:
     pass
 
 setuptools.setup(
-    setup_requires=['pbr>=1.8'],
+    setup_requires=['pbr>=2.0.0'],
     pbr=True)