restore app.xaml /cs

samples/ControlCatalog/App.xaml

@@ -17,9 +17,4 @@
     </Style>
     <StyleInclude Source="/SideBar.xaml"/>
   </Application.Styles>
-  <NativeMenu.Menu>
-    <NativeMenu>
-      <NativeMenuItem Header="About ControlCatalog" Command="{Binding AboutCommand}" />
-    </NativeMenu>
-  </NativeMenu.Menu>
 </Application>

samples/ControlCatalog/App.xaml.cs

@@ -12,12 +12,6 @@ namespace ControlCatalog
     {
         public App()
         {
-            DataContext = this;
-
-            AboutCommand = ReactiveCommand.Create(() =>
-            {
-
-            });
         }
 
         public override void Initialize()