title: How to set the Google map type?
body: <p>How do I set the Google map type e.g. SATELLITE or TERRAIN? I tried varitaions of the OpenLayers 2 syntax:</p>
  
  <pre><code>new olgm.layer.Google( { type: google.maps.MapTypeId.SATELLITE });
  </code></pre>
  
  <p>and </p>
  
  <pre><code>new olgm.layer.Google({ 
      params: { type: google.maps.MapTypeId.SATELLITE }
  });
  </code></pre>
  
  <p>but no joy.</p>