[TIMOB-15995] Add support for NSAnchoredSearch in Titanium.UI.TableView search options

   /*
    * app.js - Anchored Search Test/Demo
    */
   //bootstrap and check dependencies
   if (Ti.version < 1.8 ) {
           alert('Sorry - this application template requires Titanium Mobile SDK 1.8 or later');
   }
   
   // This is a single context application with multiple windows in a stack
   (function() {
   
           var win = Titanium.UI.createWindow({
                   title:'Anchored Search Test',
                   backgroundColor:'white'
           });
   
           // create table view data object
           var data = [];
   
           data[0] = Ti.UI.createTableViewRow({title:'1. Row 1'});
           data[1] = Ti.UI.createTableViewRow({title:'2. Row 2'});
           data[2] = Ti.UI.createTableViewRow({title:'2a. Row 2a'});
           data[3] = Ti.UI.createTableViewRow({title:'3. (not 2a)'});
           data[4] = Ti.UI.createTableViewRow({title:'3a. Row 3a'});
   
           var search = Titanium.UI.createSearchBar({
                   barColor:'#385292',
                   hintText:'search'
           });
   
           search.addEventListener('change', function(e) {
                   e.value; // search string as user types
           });
           search.addEventListener('return', function(e) {
                   search.blur();
           });
   
           // create table view
           var tableview = Titanium.UI.createTableView({
                   data:data,
                   search:search
           });
   
           var toggleSwitchLabel = Titanium.UI.createLabel({
                   text:'Enable Anchored Search' ,
                   left:10
           });
   
           var toggleSwitch = Titanium.UI.createSwitch({
                   value:false,
                   color:'#999',
                   right:10
           });
   
       var osname = Ti.Platform.osname;
   
           if (osname === 'iphone' || osname === 'ipad') {
                   tableview.top = 55;
                   toggleSwitchLabel.top = 25;
                   toggleSwitch.top = 20;
           }
           else {
                   tableview.top = 50;
                   toggleSwitchLabel.top = 10;
                   toggleSwitch.top = 0;
           }
   
           toggleSwitch.addEventListener('change',function(e)      {
                   tableview.filterAnchored = e.value;
           });
   
           win.add(toggleSwitchLabel);
           win.add(toggleSwitch);
           win.add(tableview);
   
           win.open();
   })();