Fix unit test

Change app config to rebind mvc 1.0 to mvc 2.0 assembly,
the same way we do in web.config.

--HG--
branch : dev

src/Orchard.Tests/Environment/ShellBuilders/DefaultShellContainerFactoryTests.cs

@@ -26,6 +26,7 @@ namespace Orchard.Tests.Environment.ShellBuilders {
             var builder = new ContainerBuilder();
             builder.RegisterType<ShellContainerFactory>().As<IShellContainerFactory>();
             builder.RegisterType<ComponentForHostContainer>();
+            builder.RegisterType<ControllerActionInvoker>().As<IActionInvoker>();
             _container = builder.Build();
         }