title: page content don't scroll when keyboard shows phonegap
body: <p>In my application the registration I have an issue when I try to type in field the keyboard hides the other fields those are the screenshots 
  <img src="https://i.stack.imgur.com/ZcJ1L.png" alt="enter image description here"></p>
  
  <p><img src="https://i.stack.imgur.com/2nRqM.png" alt="enter image description here"></p>
  
  <p>how can we fix that I want the page to be scrollable, for info I'm using the phonegap build 
  this needs for sure changes into the config.xml I don't know really how to do it.</p>