Update requirements to be in line with current versions

Change-Id: I48a39a91921255784bc9635da2f2e06acab593ea

requirements.txt

@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 six>=1.9.0 # MIT
 pytz>=2013.6 # MIT
-PyYAML>=3.1.0 # MIT
-requests>=2.10.0 # Apache-2.0
+PyYAML>=3.10 # MIT
+requests>=2.14.2 # Apache-2.0
 ndg-httpsclient>=0.4.2;python_version<'3.0' # BSD
-PrettyTable>=0.7.1,<0.8 # BSD
+PrettyTable<0.8,>=0.7.1 # 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

@@ -2,11 +2,11 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 # needed for doc build
-sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
-oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
-hacking>=0.11.0,<0.12 # Apache-2.0
+sphinx>=1.6.2 # BSD
+oslosphinx>=4.7.0 # Apache-2.0
+hacking<0.12,>=0.11.0 # Apache-2.0
 yamllint
-mock>=2.0 # BSD
+mock>=2.0.0 # BSD
 oslotest>=1.10.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
-testresources>=0.2.4 # Apache-2.0/BSD
+testresources>=2.0.0 # Apache-2.0/BSD