Broken filter active state

This fiddle shows that given a filtered data source, the kendo grid does not mark the filtered column as being actively filtered.

by sparksterz

HTML

<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.1.319/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.1.319/styles/kendo.default.min.css">
<script src="http://cdn.kendostatic.com/2013.1.319/js/kendo.all.min.js"></script>
<body>
  <div id="grid1" />
</body>

JavaScript

var ds1 = new kendo.data.DataSource({
  data: [
    { name: "John Doe" },
    { name: "Jane Doe" }
  ],
  filter: { field: 'name', operator: 'startswith', value: 'Jane' }
});

$(function(){
  $('#grid1').kendoGrid({
    dataSource: ds1,
    filterable: true
  });
});