[TIMOB-12939] Android: Developer option "do not keep activities" cause Titanium apps to close

    Titanium.UI.setBackgroundColor('#000');
      
    // create tab group
    var tabGroup = Titanium.UI.createTabGroup();
      
      
    //
    // create base UI tab and root window
    //
    var win1 = Titanium.UI.createWindow({  
        title:'Tab 1',
        backgroundColor:'#fff'
    });
    var tab1 = Titanium.UI.createTab({  
        icon:'KS_nav_views.png',
        title:'Tab 1',
        window:win1
    });
      
    win1.addEventListener('focus', function(){
        Ti.API.info("win1 focused");
    });
     
    win1.addEventListener('blur', function(){
        Ti.API.info("win1 blur");
    });
    
    win1.addEventListener('open', function(){
        Ti.API.info("win1 open");
    });
     
    win1.addEventListener('close', function(){
        Ti.API.info("win1 close");
    });
      
      
    var button = Ti.UI.createButton({
        title:'open win3',
        width:200,
        height:100
    });
    button.addEventListener('click', function(){
        var win3 = Ti.UI.createWindow({
            title:'foobar',
            backgroundColor:'blue',
            fullscreen:false
        });
        var button2 = Ti.UI.createButton({
            title:'back to win1',
            top: 100,
            width:200,
            height:100,
            backgroundColor:'white'
        });
         
        var button5 = Ti.UI.createButton({
            title:'open win5',
            width:200,
            height:100,
            backgroundColor:'white'
        });
        button5.addEventListener('click', function() {
            var win5 = Ti.UI.createWindow({
            title:'foobar',
            backgroundColor:'green',
            fullscreen:false
            });
            var button6 = Ti.UI.createButton({
                title:'back to win3',
                width:200,
                height:100,
                backgroundColor:'white'
            });
            button6.addEventListener('click', function(){
                win5.close()
            });
            win5.add(button6);
             win5.addEventListener('blur', function() {
                Ti.API.info("win5 blurred");
            });
            win5.addEventListener('focus', function() {
                Ti.API.info("win5 focus");
            });
            win5.addEventListener('open', function() {
                Ti.API.info("win5 open");
            });
            win5.addEventListener('close', function() {
                Ti.API.info("win5 close");
            });
            win5.open();
         
        });
        button2.addEventListener('click', function(){
            win3.close()
        });
        win3.add(button2);
        win3.addEventListener('blur', function() {
            Ti.API.info("win3 blurred");
        });
        win3.addEventListener('focus', function() {
            Ti.API.info("win3 focus");
        });
        win3.addEventListener('open', function() {
            Ti.API.info("win3 open");
        });
        win3.addEventListener('close', function() {
            Ti.API.info("win3 close");
        });
        win3.add(button5);
        win3.open();
    });
      
    win1.add(button);
      
      
    var win2 = Titanium.UI.createWindow({  
        title:'Tab 2',
        backgroundColor:'#fff'
    });
    var tab2 = Titanium.UI.createTab({  
        icon:'KS_nav_ui.png',
        title:'Tab 2',
        window:win2
    });
     
    win2.addEventListener('focus', function(){
        Ti.API.info("win2 focused");
    });
     
    win2.addEventListener('blur', function(){
        Ti.API.info("win2 blur");
    });
    
    win2.addEventListener('open', function(){
        Ti.API.info("win2 open");
    });
     
    win2.addEventListener('close', function(){
        Ti.API.info("win2 close");
    });
      
    var button10 = Ti.UI.createButton({
        title:'open win4',
        width:200,
        height:100
    });
    button10.addEventListener('click', function(){
        var win4 = Ti.UI.createWindow({
            title:'foobar',
            backgroundColor:'red',
            fullscreen:false
        });
        var button12 = Ti.UI.createButton({
            title:'back to win2',
            width:200,
            height:100,
            backgroundColor:'white'
        });
        button12.addEventListener('click', function(){
            win4.close()
        });
        win4.add(button12);
        win4.addEventListener('blur', function() {
            Ti.API.info("win4 blurred");
        });
        win4.addEventListener('focus', function() {
            Ti.API.info("win4 focus");
        });
        win4.addEventListener('open', function() {
            Ti.API.info("win4 open");
        });
        win4.addEventListener('close', function() {
            Ti.API.info("win4 close");
        });
      
        win4.open();
    });
     
      
    win2.add(button10);
    
    
    tabGroup.addTab(tab1);  
    tabGroup.addTab(tab2); 
    
    tabGroup.addEventListener('open', function() {
        Ti.API.info("tabGroup open");
    });
    tabGroup.addEventListener('close', function() {
        Ti.API.info("tabGroup close");
    });
      
    tabGroup.open();