Add changes from global reqs

Change-Id: I421c28402625184cc0f48deee22727c5ab915c53

requirements.txt

@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-oslo.concurrency>=2.1.0 # Apache-2.0
+oslo.concurrency>=2.3.0 # Apache-2.0
 oslo.config>=1.11.0 # Apache-2.0
 ovs>=2.4.0.dev0;python_version=='2.7'
 pbr<2.0,>=1.3

test-requirements.txt

@@ -9,7 +9,7 @@ discover
 python-subunit>=0.0.18
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
 oslosphinx>=2.5.0 # Apache-2.0
-oslotest>=1.7.0 # Apache-2.0
+oslotest>=1.9.0 # Apache-2.0
 testrepository>=0.0.18
 testscenarios>=0.4
 WebTest>=2.0