title: How caching of pages use ionic 2?
body: <p>Can I save the page status if I moved to new page?</p>
  
  <p>I have a map and some objects on the map. I want if map is loaded, that all state saving if i moved new page and then I come back. That's it high-loaded process (+ loading image again). Use lealetjs</p>
  
  <p>Thanks!</p>