[TIMOB-23648] Android: Layout engine does not work well as expected on iOS

var tourWindow = Ti.UI.createWindow({});
												
	var contain0 = Ti.UI.createView({
		width:'80%',
		height:Ti.UI.SIZE,
		layout:'vertical'
	});
	
	var hdrWelcome = Ti.UI.createImageView({
		image:'hdr-welcome.png'
	});
	
	var btnGroup = Ti.UI.createView({
		width:Ti.UI.FILL,
		height:Ti.UI.SIZE,
		borderColor:'yellow'
	});
	
	var quickTourBtn = Ti.UI.createButton({
		title:'quick tour',top:20,left:0,width:'50%',height:50,color:'white',textAlign:'center'
	});
	var skipBtn = Ti.UI.createButton({
		title:'skip',top:20,right:0,width:'50%',height:50,color:'white',textAlign:'center'
	});	
	
	btnGroup.add(quickTourBtn,skipBtn);
	contain0.add(hdrWelcome,btnGroup);
	tourWindow.add(contain0);
	tourWindow.open();