Prepare the final stable/ussuri release

Change-Id: If489b6a2b4a3f3fe21fecb5c9547c38cadbc469b

metadata.json

@@ -19,15 +19,15 @@
         },
         {
             "name": "openstack/keystone",
-            "version_requirement": ">=16.3.0 <17.0.0"
+            "version_requirement": ">=16.4.0 <17.0.0"
         },
         {
             "name": "openstack/openstacklib",
-            "version_requirement": ">=16.3.0 <17.0.0"
+            "version_requirement": ">=16.4.0 <17.0.0"
         },
         {
             "name": "openstack/oslo",
-            "version_requirement": ">=16.3.0 <17.0.0"
+            "version_requirement": ">=16.4.0 <17.0.0"
         }
     ],
     "description": "Installs and configures OpenStack Aodh.",
@@ -75,5 +75,5 @@
     ],
     "source": "git://github.com/openstack/puppet-aodh.git",
     "summary": "Puppet module for OpenStack Aodh",
-    "version": "16.3.0"
+    "version": "16.4.0"
 }