Update oslo libraries

Change-Id: I09ab6d5ceea5d0f7e031be100271ed3e2fc3d316

glance_store/common/auth.py

@@ -31,7 +31,7 @@ Keystone (an identity management system).
 import httplib2
 import logging
 
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 # NOTE(jokke): simplified transition to py3, behaves like py2 xrange
 from six.moves import range
 import six.moves.urllib.parse as urlparse

glance_store/i18n.py

@@ -13,7 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from oslo import i18n
+import oslo_i18n as i18n
 
 _translators = i18n.TranslatorFactory(domain='glance_store')