Update StandaloneApp

samples/StandaloneApp/App.cshtml

@@ -2,6 +2,6 @@
     Configuring this stuff here is temporary. Later we'll move the app config
     into Program.cs, and it won't be necessary to specify AppAssembly.
 -->
-<c:Router
-    AppAssembly=@(typeof(StandaloneApp.Program).Assembly)
-    PagesNamespace=@("StandaloneApp.Pages") />
+<Router
+    AppAssembly=typeof(StandaloneApp.Program).Assembly
+    PagesNamespace="StandaloneApp.Pages" />

samples/StandaloneApp/Shared/MainLayout.cshtml

@@ -11,6 +11,7 @@
     </div>
 </div>
 
-@functions {
+@functions
+{
     public RenderFragment Body { get; set; }
 }

samples/StandaloneApp/Shared/NavMenu.cshtml

@@ -13,6 +13,7 @@
         <div class='navbar-collapse collapse'>
             <ul class='nav navbar-nav'>
                 <li>
+                    <!-- The 'c:' prefix and parens are workarounds for a Razor compilation issue and will be removed soon. -->
                     <c:NavLink href=@("/")>
                         <span class='glyphicon glyphicon-home'></span> Home
                     </c:NavLink>