[TIMOB-5419] SplitWindow loses 'visible' event when inside tabgroup or window

var tabGroup = Ti.UI.createTabGroup();

var window = Ti.UI.createWindow({ 
    Title:'Super Win',
    navBarHidden: true,
    barColor:'#336699'

});

var master = Ti.UI.createWindow({
    title:'Master',
    barColor:'#336699'
});

var detail = Ti.UI.createWindow({
    title:'Detail',
    backgroundColor:'blue',
    barColor:'#336699'
});
master.navigation = Ti.UI.iPhone.createNavigationGroup({ 
    window: master 
});

var data = [{title:"Appcelerator", url:'http://www.appcelerator.com'},{title:"Google", url:'http://www.google.com'}];

var table = Titanium.UI.createTableView({
    data:data
});

master.add(table);

detail.navigation = Ti.UI.iPhone.createNavigationGroup({ 
    window: detail
});

var windowSplit = Ti.UI.iPad.createSplitWindow({ 
    masterView: master.navigation, 
    detailView: detail.navigation
    //barColor:'#336699' - This property does not exist on SplitWindow
});


windowSplit.addEventListener('visible', function(e) {
	alert('visible');
    if (e.view == 'detail') {
        e.button.title = "Popover";
        detail.leftNavButton = e.button;
    }
    else if (e.view == 'master') {
        detail.leftNavButton = null;
    }
});


window.add(windowSplit);

var tab1 = Ti.UI.createTab({ 
    title: "Split", 
    //window: windowSplit,//
    window:window, //TOGGLE ME TO SEE THE DIFFERENCES...............................
    icon: "KS_nav_views.png" 
});

var win2 = Titanium.UI.createWindow({
    title:'Tab 2', 
    backgroundColor:'#fff',
    barColor:'red'
});

var label2 = Titanium.UI.createLabel({ 
    color:'#999', 
    text:'I am Window 2', 
    font:{fontSize:20,fontFamily:'Helvetica Neue'}, 
    textAlign:'center', 
    width:'auto'
});

win2.add(label2);

var tab2 = Ti.UI.createTab({ 
    title: "Other", 
    window: win2, 
    icon: "KS_nav_ui.png" 
});

tabGroup.addTab(tab1);  
tabGroup.addTab(tab2);  

tabGroup.open();

table.addEventListener('click', function(e){
    var webview = Ti.UI.createWebView({
        url:e.rowData.url
    });
    detail.add(webview);
});