Introduce new 'openstackclient' tag

... so that we can define dependencies on client packages.

Change-Id: If6f54d9b63ebe0dbc7e82795d0ba3fb88551086e

manifests/openstackclient.pp

@@ -19,6 +19,6 @@ class openstacklib::openstackclient(
 
   ensure_packages($package_name, {
     'ensure' => $package_ensure,
-    'tag'    => 'openstack'
+    'tag'    => ['openstack', 'openstackclient']
   })
 }

spec/classes/openstacklib_openstackclient_spec.rb

@@ -5,7 +5,7 @@ describe 'openstacklib::openstackclient' do
     context 'with default params' do
       it { should contain_package(platform_params[:openstackclient_package_name]).with(
         :ensure => 'installed',
-        :tag    => 'openstack'
+        :tag    => ['openstack', 'openstackclient']
       )}
     end
 
@@ -18,7 +18,7 @@ describe 'openstacklib::openstackclient' do
 
       it { should contain_package('my-openstackclient').with(
         :ensure => 'installed',
-        :tag    => 'openstack'
+        :tag    => ['openstack', 'openstackclient']
       )}
     end
   end