title: How to get request and response header in Savon SOAP request with rails
body: <pre><code>client = Savon.client(wsdl: "http://localhost:8080/soap_test/services/StationDirectorySoapServerPort?wsdl")
  </code></pre>
  
  <p>using this call I do request SOAP service </p>
  
  <pre><code>client.operations
  
  @message ="xml input"
  response = client.call :get_state, xml: @message
  </code></pre>
  
  <p>how to get Header of request and response from Savon client and response object ?</p>