[MOD-2268] iOS/Android: Ti.Map - Support for the visible property, add circle-opacity, refactor old view, fix deprecations

   var Map = require('ti.map');
   var win = Ti.UI.createWindow();
    
   var anno = Map.createAnnotation({
       latitude: -33.87365, 
       image: 'map_pin.png', 
       longitude: 151.20689, 
       title: "Sydney", 
       subtitle: "Sydney is quite chill", 
       hidden:false
   });
       
   var button1 = Ti.UI.createButton({
       left :10,
       top:10,
       width:80,
       title: 'Show Annotation'
   })
    
   var button2 = Ti.UI.createButton({
       right :10,
       top:10,
       width:80,
       title: 'Hide Annotation'
   })  
   var button3 = Ti.UI.createButton({
       left :120,
       top:10,
       width:80,
       title: 'Annotation state'
   })
   button1.addEventListener('click', function(){
       anno.hidden = false;
   });
    
   button2.addEventListener('click', function(){
       anno.hidden = true;
   });
    
   button3.addEventListener('click', function(){
       Ti.API.info('Annotation hidden? ' + anno.hidden);
   });
    
   win.add(button1);
   win.add(button2);
   win.add(button3);
    
   Ti.API.info ("Latitude:" + anno.latitude);
   Ti.API.info ("Title:" + anno.title);
    
   var map = Map.createView({
       userLocation: true,
       mapType: Map.NORMAL_TYPE,
       animate: true,
       annotations: [anno],
       region: {latitude: -33.87365, longitude: 151.20689, latitudeDelta: 0.1, longitudeDelta: 0.1 }, //Sydney
       top: '50%'
   });
   Ti.API.info("userLocation: " + map.userLocation);
   win.add(map);
    
   map.addEventListener('click', function(e) {
       Ti.API.info("Latitude: " + ann.latitude);
       Ti.API.info("Source: " + e.clicksource);
   });
    
   win.open();