Updated from global requirements

Change-Id: I28815dc190dba45af060b26eceb660f40bb67772

requirements.txt

@@ -1,7 +1,7 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-pbr>=1.8 # Apache-2.0
+pbr>=2.0.0 # Apache-2.0
 six>=1.9.0 # MIT
 
 Babel>=2.3.4 # BSD

setup.py

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

test-requirements.txt

@@ -12,7 +12,7 @@ reno>=1.8.0 # Apache-2.0
 requests!=2.12.2,!=2.13.0,>=2.10.0 # Apache-2.0
 requests-mock>=1.1 # Apache-2.0
 sphinx>=1.5.1 # BSD
-stevedore>=1.17.1 # Apache-2.0
+stevedore>=1.20.0 # Apache-2.0
 os-client-config>=1.22.0 # Apache-2.0
 os-testr>=0.8.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD