[TIMOB-4532] iPhone: Unable to scroll TableView until click SearchBar

    Titanium.UI.setBackgroundColor('#000');
     
    var tabGroup = Titanium.UI.createTabGroup();
     
    var win1 = Titanium.UI.createWindow({  
        title:'Tab 1',
        backgroundColor:'#fff'
    });
    win1.addEventListener('focus', function(){
		tableview.searchHidden = false;
		Ti.API.info("tableView = false");
    });
     
    var tab1 = Titanium.UI.createTab({  
        icon:'KS_nav_views.png',
        title:'Tab 1',
        window:win1
    });
     
    var searchBar = Ti.UI.createSearchBar({
    	cancel:false
    });
     
    var tableview = Ti.UI.createTableView({
            search: searchBar,
            scrollable:true,
            data:[ { title:'dog'}, { title:"cat"}, { title:"bird"},
            	   { title:'frog'}, { title:"turtle"}, { title:"lizard"},
            	   { title:'hamster'}, { title:"snake"}, 
            	   { title:'shark'}, { title:"elephant"}, { title:"mouse"},
            	   { title:'lion'}, { title:"gorilla"}, { title:"eagle"},
            	   { title:'fish'}, { title:"squirrel"} ]
    });
    tableview.addEventListener("click", function(e) {
		alert("Index " + e.index + " \n" + e.rowData.title);
    });
    
    var scrollView = Titanium.UI.createScrollView({
	    top:0,
    	contentHeight:0,
	    showVerticalScrollIndicator:true
	});
	
    scrollView.add(tableview);
    win1.add(scrollView);
     
    var win2 = Titanium.UI.createWindow({  
        title:'Tab 2',
        backgroundColor:'#fff'
    });
    win2.addEventListener('focus', function(){
		tableview.searchHidden = true;
		Ti.API.info("tableView = true");
    });
     
    var tab2 = Titanium.UI.createTab({  
        icon:'KS_nav_ui.png',
        title:'Tab 2',
        window:win2
    });
     
    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);

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