[TIMOB-15901] iOS: Views not appearing on scrollableView

   var _window = Titanium.UI.createWindow({  
     backgroundColor:'#fff',
     orientationModes:[1,2,3,4]
   });
   var views = [];
            
   function makeView(color) {
       return Ti.UI.createView({
           right: 20, left: 20, top: 20, bottom: 20,
           backgroundColor: color
       });
   };
    
   views.push(makeView("red"));
   views.push(makeView("green"));
   views.push(makeView("blue"));
   var scrollableView = Ti.UI.createScrollableView({
       bottom: "50dp", left: "10dp", right: "10dp", top: "50dp",
       views: views,
       backgroundColor:'pink'
   });
   _window.add(scrollableView);
    
   // Switch to toggle the showPagingControl property on the scrollable view.
   var showControlSwitch = Ti.UI.createSwitch({
       value: scrollableView.showPagingControl,
       enabled:true,
       title: "showPagingControl?",
       bottom: "5dp", height: "40dp", left: "10dp", width: "150dp"
   });
   _window.add(showControlSwitch);
    
   // Displays current value of showPagingControl property.
   // This should default to false.
   var showControlProperty = Ti.UI.createLabel({
       left: "160dp", text: "value: " + scrollableView.showPagingControl,
       bottom: "5dp", height: "40dp", right: "5dp"
   });
   _window.add(showControlProperty);
    
   showControlSwitch.addEventListener('change', function (e) {
     scrollableView.showPagingControl = e.value;
     showControlProperty.text = 'value: ' + scrollableView.showPagingControl;
   });
    
    _window.open();