title: The type or namespace name 'FacebookSessionClient' could not be found (are you missing a using directive or an assembly reference?)
body: <p>I am following <a href="http://facebooksdk.net/docs/phone/tutorial/" rel="nofollow">http://facebooksdk.net/docs/phone/tutorial/</a> for logging into my Windows Phone 8 app through Facebook. Upon going through the article when I try to run the application, it gives me error-</p>
  
  <blockquote>
    <p>The type or namespace name 'FacebookSessionClient' could not be found (are you missing a using directive or an assembly reference?)`</p>
  </blockquote>
  
  <p>and,</p>
  
  <blockquote>
    <p>The type or namespace name 'FacebookSession' could not be found (are you missing a using directive or an assembly reference?)</p>
  </blockquote>
  
  <p>I am sure I have added all references and namespaces. So what I am doing wrong?</p>