Make ViewModel bool parameters nullable

WebCms/Views/Shared/_LeafDataQuery.cshtml

@@ -1,12 +1,12 @@
 @using System.Web.Mvc.Html
 @using ClientDependency.Core.Mvc
-@using LeafWeb.WebCms.Utility
 @model LeafDataQuery
 @{
     Html.RequiresJs("~/scripts/jquery.validate.min.js", 2);
     Html.RequiresJs("~/scripts/jquery.validate.unobtrusive.min.js", 2);
     Html.RequiresJs("~/scripts/jquery.validate.custom.js", 2);
     Html.RequiresJs("~/scripts/jquery.validate.unobtrusive.bootstrap.js", 2);
+    Html.RequiresJs("~/scripts/LeafDataQuery.js", 3);
 
     var actionName = string.Empty;
     var controllerName = string.Empty;
@@ -25,7 +25,7 @@
         htmlFormAction = (string)ViewData["htmlFormAction"];
     }
 }
-@using (Html.BeginUmbracoForm(actionName, controllerName, null, new { action = htmlFormAction }))
+@using (Html.BeginUmbracoForm(actionName, controllerName, null, new { action = htmlFormAction, id = "leafdataquery" }))
 {
     <div class="row justify-content-end">
         <div class="col text-right pt-2">