[TIMOB-18501] iOS: Open NavigationWindow with FLIP_FROM_LEFT transition makes title jump

var firstWindow = Ti.UI.createWindow({
	backgroundColor : "white",
	title:'First Window'
	
});
var firstWindow = Ti.UI.iOS.createNavigationWindow({
	backgroundColor: 'blue',
	window : firstWindow
});
var openLabel = Ti.UI.createLabel({
	text : 'Open window'
});
openLabel.addEventListener('click', function() {
	navWindow.open({
		transition : Ti.UI.iPhone.AnimationStyle.FLIP_FROM_LEFT
	});
});
firstWindow.add(openLabel);

var secondWindow = Ti.UI.createWindow({
	backgroundColor: 'white',
	title : 'Second Window',
});
var closeButton = Ti.UI.createButton({
	title : 'Close'
});
closeButton.addEventListener('click', function(e) {
	navWindow.close({
		transition : Ti.UI.iPhone.AnimationStyle.FLIP_FROM_LEFT
	});
});
secondWindow.setLeftNavButton(closeButton);
var navWindow = Ti.UI.iOS.createNavigationWindow({
	backgroundColor: 'red',
	window : secondWindow
});
firstWindow.open();