title: Pages and Keynote URL Scheme
body: <p>Does anybody know, what is the URL Scheme for Pages and Keynote? I need it to open my 'Pages' App and 'Keynote' App from a button I have created. If there is no an URL Scheme for Keynote and Pages, what should I do to open these two apps?
  I really need your help.
  Thank you very much!</p>