Edited Issue: Query validator breaks query cast scenario [678]

Send query: $filter=WebStack.QA.Test.OData.Common.Models.Vehicle.MiniSportBike/TopSpeed gt 20"<br /><br />Server reports error:<br />Microsoft.Data.OData.ODataException occurred<br /> HResult=-2146233079<br /> Message=Binding OData QueryNode of kind 22 is not supported by FilterQueryValidator.<br /> Source=System.Web.Http.OData<br /> StackTrace:<br /> at System.Web.Http.OData.Query.Validators.FilterQueryValidator.ValidateSingleValueNode(SingleValueNode node, ODataValidationSettings settings) in d:\git\aspnetwebstack\src\System.Web.Http.OData\OData\Query\Validators\FilterQueryValidator.cs:line 446<br /> InnerException: <br />