Prepare the final stable/ussuri release

Change-Id: I6953367c76ef0dd836220b6221aca298030c278a

metadata.json

@@ -7,7 +7,7 @@
         },
         {
             "name": "openstack/keystone",
-            "version_requirement": ">=16.3.0 <17.0.0"
+            "version_requirement": ">=16.4.0 <17.0.0"
         },
         {
             "name": "puppetlabs/inifile",
@@ -31,11 +31,11 @@
         },
         {
             "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 Sahara (Data Processing).",
@@ -83,5 +83,5 @@
     ],
     "source": "git://github.com/openstack/puppet-sahara.git",
     "summary": "Puppet module for OpenStack Sahara",
-    "version": "16.3.0"
+    "version": "16.4.0"
 }