title: In angular2 if a route doesnt exist I want the user directed to the homepage
body: <p>In angular2 if a route doesnt exist I want the user directed to the homepage</p>
  
  <p>I'm using the latest angular2 and typescript.</p>
  
  <p>Do I add this code to the app routes file somewhere? </p>
  
  <p><strong>This is my routes file: - how would i update this file to do that:</strong></p>
  
  <pre><code>import { Routes } from '@angular/router';
  
  import { HomeRoutes } from './components/home/index';
  import { ContactRoutes } from './components/contact/index';
  
  export const routes: Routes = [
  ...HomeRoutes,
  ...ContactRoutes    
  ];
  </code></pre>
  
  <p><strong>This is my homepage routes:</strong></p>
  
  <pre><code>import { Route } from '@angular/router';
  import { HomeComponent } from './index';
  
  export const HomeRoutes: Route[] = [
    {
      path: '',
      component: HomeComponent
    },
    {
      path: 'home',
      component: HomeComponent
    },
    {
      path: 'homepage',
      component: HomeComponent
    },
    {
      path: '**',
      component: PageNotFoundComponent 
    }
  ];
  </code></pre>