[TIMOB-26436] iOS: VIdeoPlayer time in seconds

   var win = Ti.UI.createWindow({
     backgroundColor: '#fff'
   });
   var player = Ti.Media.createVideoPlayer({
     url: 'http://techslides.com/demos/sample-videos/small.mp4',
     showsControls: false,
     autoplay: true,
     height: 200
   });
   win.add(player);
    
   function onDurationAvailable(e) {
     console.log(e.type, 'e.duration', e.duration);
     console.log('player.duration', e.source.duration);
   }
   player.addEventListener('durationavailable', onDurationAvailable);
    
   var i = 0;
   var interval = setInterval(function() {
     if (i++ > 10) {
       clearInterval(interval);
     }
     console.log(player.currentPlaybackTime);
     console.log('playableDuration is' +player.playableDuration);
   }, 500);
    
   win.open();