[TIMOB-12244] iOS; TabGroup.setActiveTab() calls ignored on a previously opened tabgroup

var win = Ti.UI.createWindow({
	backgroundColor:'white',
	layout:'vertical'
})

var b1 = Ti.UI.createButton({
	title:'Open activeTab 1',
	top:5
})
var b2 = Ti.UI.createButton({
	title:'Open activeTab 2',
	top:5
})
var b3 = Ti.UI.createButton({
	title:'Open activeTab tab1',
	top:5
})
var b4 = Ti.UI.createButton({
	title:'Open activeTab tab2',
	top:5
})
var b5 = Ti.UI.createButton({
	title:'Open ',
	top:5
})
win.add(b1);
win.add(b2);
win.add(b3);
win.add(b4);
win.add(b5);
var tabGrp = Ti.UI.createTabGroup();

var win0 = Ti.UI.createWindow({
	title:'TAB 0',
	backgroundColor:'white'
})

var tab0 = Ti.UI.createTab({
	window:win0,
	title:'tab0'
})

var closeBtn0 = Ti.UI.createButton({
	title:'CLOSE TABGRP'
})

win0.add(closeBtn0);

var win1 = Ti.UI.createWindow({
	title:'TAB 1',
	backgroundColor:'white'
})

var tab1 = Ti.UI.createTab({
	window:win1,
	title:'tab1'
})

var closeBtn1 = Ti.UI.createButton({
	title:'CLOSE TABGRP'
})

win1.add(closeBtn1);

var win2 = Ti.UI.createWindow({
	title:'TAB 2',
	backgroundColor:'white'
})

var tab2 = Ti.UI.createTab({
	window:win2,
	title:'tab2'
})

var closeBtn2 = Ti.UI.createButton({
	title:'CLOSE TABGRP'
})

win2.add(closeBtn2);


tabGrp.tabs = [tab0,tab1,tab2];

b1.addEventListener('click',function(){
	tabGrp.activeTab = 1;
	tabGrp.open();
})

b2.addEventListener('click',function(){
	tabGrp.activeTab = 2;
	tabGrp.open();
})

b3.addEventListener('click',function(){
	tabGrp.activeTab = tab1;
	tabGrp.open();
})

b4.addEventListener('click',function(){
	tabGrp.activeTab = tab2;
	tabGrp.open();
})

b5.addEventListener('click',function(){
	tabGrp.open();
})

closeBtn0.addEventListener('click',function(){
	tabGrp.close();
})

closeBtn1.addEventListener('click',function(){
	tabGrp.close();
})

closeBtn2.addEventListener('click',function(){
	tabGrp.close();
})
win.open();