Sync with global requirements

Sync with global requirements:
https://github.com/openstack/requirements/blob/master/global-requirements.txt

Change-Id: I8cf33437f9cd2932c595cf7a78ab705ab4a9552c

requirements.txt

@@ -1,33 +1,33 @@
-oslo.config>=2.3.0
+oslo.config>=3.14.0  # Apache-2.0
 
-aodhclient>=0.1.0
-python-cinderclient>=1.3.1
-python-ceilometerclient>=1.5.0
-python-keystoneclient>=1.6.0,!=1.8.0
-python-muranoclient>=0.7.1
-python-novaclient>=2.29.0,!=2.33.0
-python-neutronclient>=2.6.0
-python-heatclient>=0.3.0
-python-glanceclient>=0.18.0
-python-saharaclient>=0.10.0
+aodhclient>=0.5.0  # Apache-2.0
+python-cinderclient>=1.6.0,!=1.7.0,!=1.7.1  # Apache-2.0
+python-ceilometerclient>=2.5.0  # Apache-2.0
+python-keystoneclient>=2.0.0,!=2.1.0  # Apache-2.0
+python-muranoclient>=0.8.2  # Apache-2.0
+python-novaclient>=2.29.0,!=2.33.0  # Apache-2.0
+python-neutronclient>=5.1.0  # Apache-2.0
+python-heatclient>=1.4.0  # Apache-2.0
+python-glanceclient>=2.3.0,!=2.4.0  # Apache-2.0
+python-saharaclient>=0.18.0  # Apache-2.0
 
-Babel>=1.3,!=2.3.0,!=2.3.1,!=2.3.2,!=2.3.3  # BSD
-paramiko>=1.13.0
-pbr>=1.6
-requests>=2.5.2,!=2.8.0
-unittest2
-PyYAML>=3.1.0
-testresources>=0.2.4
-nose
-SQLAlchemy>=0.9.9,<1.1.0
-alembic>=0.8.0
-amqp>=1.4.9,<2.0
-anyjson>=0.3.3
+Babel>=2.3.4  # BSD
+paramiko>=2.0 # LGPLv2.1+
+pbr>=1.6  # Apache-2.0
+requests>=2.10.0  # Apache-2.0
+unittest2  # BSD
+PyYAML>=3.1.0  # MIT
+testresources>=0.2.4  # Apache-2.0/BSD
+nose  # LGPL
+SQLAlchemy>=1.0.10,<1.1.0  # MIT
+alembic>=0.8.4  # MIT
+amqp>=1.4.0,<2.0 # LGPL
+anyjson>=0.3.3  # BSD
 gevent
-keystonemiddleware>=2.0.0,!=2.4.0
-kombu>=3.0.7
-oslo.serialization>=1.4.0
-oslo.utils>=2.0.0,!=2.6.0
-pecan>=1.0.0
-psycopg2>=2.5
-stevedore>=1.5.0
+keystonemiddleware>=4.0.0,!=4.1.0,!=4.5.0  # Apache-2.0
+kombu>=3.0.25  # BSD
+oslo.serialization>=1.10.0              # Apache-2.0
+oslo.utils>=3.16.0                       # Apache-2.0
+pecan>=1.0.0,!=1.0.2,!=1.0.3,!=1.0.4  # BSD
+psycopg2>=2.5  # LGPL/ZPL
+stevedore>=1.16.0  # Apache-2.0