title: Clear the filtering with out clicking clear button
body: <p>I have kendo-grid in my application.And its have filterable "true".When we apply the filtering then grid items are filtered and grid size also re-sized. when we clear the text in filter column then automatically grid display the items which is displayed in the page-load with out pressing clear button.is it possible? My grid code is</p>
  
  <pre><code>var grid = $("#grid").kendoGrid({
    dataSource: {
      type  : "odata",
      transport      : {
        read: "http://demos.kendoui.com/service/Northwind.svc/Orders"
      },
      schema         : {
        model: {
          fields: {
            OrderID  : { type: "number" },
            Freight  : { type: "number" },
            ShipName : { type: "string" },
            OrderDate: { type: "date" },
            ShipCity : { type: "string" }
          }
        }
      },
      pageSize       : 10
    },
    filterable: true,
    sortable  : true,
    pageable  : true,
    columns   : [
      {
      field     : "OrderID",
      filterable: false
    },
    "Freight",
    {
      field : "OrderDate",
      title : "Order Date",
      width : 100,
      format: "{0:MM/dd/yyyy}"
    },
    {
      field: "ShipName",
      title: "Ship Name",
      width: 200
    },
    {
      field: "ShipCity",
      title: "Ship City"
    }
    ]
  }).data("kendoGrid");
  </code></pre>