Include the keystone client in the common recipe

The client is needed in the call to openstack-common's cli library,
identity_uuid, in the ruby_block.

Change-Id: I0d5dbb18eb57ea848baf91bfce0eaa23a3c860fa
Closes-Bug: #1330484

recipes/common.rb

@@ -22,6 +22,9 @@
 
 ['quantum', 'neutron'].include?(node['openstack']['compute']['network']['service_type']) || return
 
+# this is needed for querying the tenant_uuid of admin below
+include_recipe 'openstack-identity::client'
+
 require 'uri'
 
 # Make Openstack object available in Chef::Recipe

spec/common_spec.rb

@@ -13,6 +13,10 @@ describe 'openstack-network::common' do
 
     include_context 'neutron-stubs'
 
+    it 'includes openstack-identity::client' do
+      expect(chef_run).to include_recipe('openstack-identity::client')
+    end
+
     describe 'ml2_conf.ini' do
       let(:file) { chef_run.template('/etc/neutron/plugins/ml2/ml2_conf.ini') }