Integrate N2 into an Existing MVC Site

using N2.Web.Mvc;
           public static void RegisterRoutes(RouteCollection routes)
           {
                routes.MapContentRoute("Content", N2.Context.Current);

namespace VanillaApplication.Models
{
     [N2.PageDefinition]
     public class HomePage : N2.ContentItem
     {
     }
}

     [N2.Web.Controls(typeof(Models.HomePage))]
     public class HomeController : Controller
     {
           public ActionResult Index()
          {
                ViewData["Message"] = "Welcome to ASP.NET MVC!";
 
                return View();
           }
     }