Add a dummy action_reload for Consul on windows.

This addresses #295; because the nssm manager does not support the
concept of reloading this is going to be no-op action that we're simply
going to warn about in the Chef logs.

libraries/consul_service_windows.rb

@@ -64,6 +64,10 @@ def action_enable
         end
       end
 
+      def action_reload
+        Chef::Log.info 'The service provider for Consul on Windows does not support reload!'
+      end
+
       def action_restart
         batch 'Restart consul' do
           code "#{nssm_exe} restart consul"