title: Get URL Query parameters GWT
body: <p>I need to get "query parameters" from this URL with GWT:</p>
  
  <pre><code>127.0.0.1:8888/App.html?gwt.codesvr=127.0.0.1:9997#Login&amp;oauth_token=theOauthToken&amp;oauth_verifier=123456
  </code></pre>
  
  <p>I need to get the <code>oauth_verifier</code></p>
  
  <p>However, <code>Window.Location.getParameter("oauth_verifier");</code> is returning <code>null</code>.</p>
  
  <p>How to get this?</p>