Sync with Kendo UI Professional

Author: Kendo Bot

docs-aspnet-mvc/getting-started/asp-net-mvc-5.md

@@ -55,9 +55,9 @@ Below are listed the steps for you to follow when copying the required JavaScrip
 
 1. Navigate to the install location of Telerik UI for ASP.NET MVC. By default, it is in `C:\Program Files (x86)\Progress\`. For versions prior to R3 2017, the default install location is in `C:\Program Files (x86)\Telerik\`.
 
-1. Copy the `js` directory from the install location and paste it in the `Scripts` folder of the application.
+1. Drag the `js` directory from the install location and drop it in Visual Studio over the `Scripts` folder of the application.
 
-1. Copy the `styles` directory from the install location and paste it in the `Content` folder of the application.
+1. Drag the `styles` directory from the install location and drop it in Visual Studio over the `Content` folder of the application.
 
 1. Rename the `Scripts/js` directory to `Scripts/kendo`. Rename `Content/styles` to `Content/kendo`.
 
@@ -128,6 +128,10 @@ Below are listed the steps for you to follow when copying the required JavaScrip
         @Scripts.Render("~/bundles/kendo")
     ```
 
+> **Important**
+>
+> Make sure the jQuery version you are loading is [supported by Kendo UI](https://docs.telerik.com/kendo-ui/intro/installation/prerequisites#supported-jquery-versions).
+
 #### Use CDN Services
 
 Below are listed the steps for you to follow when including the Telerik UI for ASP.NET MVC JavaScript and CSS files from CDN.
@@ -138,7 +142,7 @@ Below are listed the steps for you to follow when including the Telerik UI for A
 
 1. Open the layout of the application. By default, it is `Views/Shared/_Layout.cshtml`, or `Site.master` if using ASPX.
 
-1. Include `kendo.common-bootstrap.min.css` and `kendo.bootstrap.min.css`. Add a `link` tag within the `head` tag of the layout.
+1. Include `kendo.common-bootstrap.min.css` and `kendo.bootstrap.min.css`. Add a `link` tag within the `head` tag of the layout. For more information on the different CSS files used by the predefined Kendo UI Less themes, see [Less-Based Themes](https://docs.telerik.com/kendo-ui/styles-and-layout/appearance-styling).
 
     ###### Example
 
@@ -172,6 +176,13 @@ The next step is to add a reference to `Kendo.Mvc.dll` which is the assembly con
 
 1. Select `Kendo.Mvc.dll`. Click **OK**.
 
+Alternatively, you can copy the assembly from the Telerik UI for ASP.NET MVC install location, paste it in the `bin` folder of the application and reference it from there.
+
+> **Important**
+>
+> `Kendo.Mvc.dll` depends on the latest version of `System.Web.Mvc`. If an older version of MVC is used in the application, upgrade it to the latest version: [ASP.NET MVC 5 Nuget](https://www.nuget.org/packages/Microsoft.AspNet.Mvc/).
+
+
 ### Update web.config
 
 The next step is to let ASP.NET MVC know of the `Kendo.Mvc.UI` namespace where the server-side wrappers are. To do this, update the `web.config` file of the web application.
@@ -196,10 +207,16 @@ The next step is to let ASP.NET MVC know of the `Kendo.Mvc.UI` namespace where t
 
     ###### Example
 
-            <dependentAssembly>
-                <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />
-                <bindingRedirect oldVersion="0.0.0.0-5.2.3.0" newVersion="5.2.3.0" />
-            </dependentAssembly>
+            <configuration>
+                <runtime>
+                    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+                        <dependentAssembly>
+                            <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />
+                            <bindingRedirect oldVersion="1.0.0.0-5.2.6.0" newVersion="5.2.6.0" />
+                        </dependentAssembly>
+                    </assemblyBinding>
+                </runtime>
+            </configuration>
 
 1. For issues with unmatching versions of `System.Web.Mvc` referenced in the application and the one used by Kendo.Mvc.dll see [Troubleshooting]({% slug troubleshooting_aspnetmvc %})
 

src/kendo.data.js

@@ -2215,7 +2215,7 @@ var __meta__ = { // jshint ignore:line
     }
 
     function eachGroupItems(data, func) {
-        for (var idx = 0, length = data.length; idx < length; idx++) {
+        for (var idx = 0; idx < data.length; idx++) {
             if (data[idx].hasSubgroups) {
                 if (eachGroupItems(data[idx].items, func)) {
                     return true;
@@ -3701,6 +3701,10 @@ var __meta__ = { // jshint ignore:line
                 options.aggregate = that._aggregate;
             }
 
+            if (that.options.serverGrouping) {
+                that._clearEmptyGroups(data);
+            }
+
             result = that._queryProcess(data, options);
 
             if (that.options.serverAggregates !== true) {
@@ -3720,6 +3724,19 @@ var __meta__ = { // jshint ignore:line
             that.trigger(CHANGE, e);
         },
 
+        _clearEmptyGroups: function(data) {
+            for (var idx = data.length - 1; idx >=0; idx--) {
+                var group = data[idx];
+                if (group.hasSubgroups) {
+                    this._clearEmptyGroups(group.items);
+                } else {
+                    if (group.items && !group.items.length) {
+                        splice.apply(group.parent(), [idx, 1]);
+                    }
+                }
+            }
+        },
+
         _queryProcess: function(data, options) {
             if (this.options.inPlaceSort) {
                 return Query.process(data, options, this.options.inPlaceSort);

src/kendo.list.js

@@ -1605,7 +1605,7 @@ var __meta__ = { // jshint ignore:line
             if (that._userTriggered) {
                 that._clearSelection(parent, true);
             } else if (value) {
-                if (value !== that.listView.value()[0]) {
+                if (value !==  unifyType(that.listView.value()[0], typeof value)) {
                     that.value(value);
                 }