title: sencha create jsb -a ./app.html -p ./app.jsb3
body: <p>In the Sencha SDK 3.0, sencha create is not a correct command!
  When I enter</p>
  
  <pre><code>sencha create jsb -a ./app.html -p ./app.jsb3
  </code></pre>
  
  <p>I get info of "No such property : 'create'".</p>
  
  <p>How can I create usb file in new Sencha SDK 3.0? Thank you for your help!</p>