[TIMOB-23528] iOS10: Support new CoreSpotlight APIs

   var win = Ti.UI.createWindow({
     backgroundColor : "#fff"
   }); 
   
   var btn = Ti.UI.createButton({
       title : "Add searchable index"
   });
   
   btn.addEventListener("click", function() {
       addToSearchableIndex();
   });
   
   win.add(btn);
   
   var nav = Ti.UI.iOS.createNavigationWindow({window: win});
   nav.open();
   
   function addToSearchableIndex() {
       
       var itemAttr = Ti.App.iOS.createSearchableItemAttributeSet({
           itemContentType: Ti.App.iOS.UTTYPE_AUDIO,
           title: 'Who rocks iOS 10?',
           
           // iOS 10 only
           fullyFormattedAddress: "1732 N 1st St, San Jose, CA 95112",
           postalCode: "95112",
           thoroughfare: "N 1st St",
           subThoroughfare: "1732",
           
           keywords: ['appcelerator', 'titanium_mobile', 'ios10', 'corespotlight']
       });
   
       var item = Ti.App.iOS.createSearchableItem({
           identifier: 'core-spotlight',
           domainIdentifier: 'ios10',
           attributeSet: itemAttr
       });
   
       var indexer = Ti.App.iOS.createSearchableIndex();
       indexer.addToDefaultSearchableIndex([item], function(e) {
           if (e.success) {
               alert('Press the home button and now search for your keywords');
           } else {
               alert('Error: ' + JSON.stringify(e.error));
           }
       });
   }