title: How to add jarray Object into JObject
body: <p>How to add <code>JArray</code> into <code>JObject</code>?  I am getting an exception when changing the <code>jarrayObj</code> into <code>JObject</code>.</p>
  
  <pre><code>parameterNames = "Test1,Test2,Test3";
  
  JArray jarrayObj = new JArray();
  
  foreach (string parameterName in parameterNames)
  {
      jarrayObj.Add(parameterName);
  }
  
  JObject ObjDelParams = new JObject();
  ObjDelParams["_delete"] = jarrayObj;
  
  JObject UpdateAccProfile = new JObject(
                                 ObjDelParams,
                                 new JProperty("birthday", txtBday),
                                 new JProperty("email", txtemail))
  </code></pre>
  
  <p>I need output in this form:</p>
  
  <pre><code>{
      "_delete": ["Test1","Test2","Test3"],
      "birthday":"2011-05-06",          
      "email":"dude@test.com" 
  }
  </code></pre>