title: How to add assertion for HTTP 204 content in REST
body: <p>When I run the REST request, my response is </p>
  
  <p>HTTP/1.1 204 No Content
  Date: Fri, 01 Oct 2010 17:18:11 GMT
  X-Response-ID: 10016</p>
  
  <p>How to verify this? Because it is header i guess. How to add assertion for this? When i decloare </p>