First group of routing examples

example/angular/routing/nesting_routes/my_router.dart

Index: example/angular/routing/nesting_routes/my_router.dart
diff --git a/example/angular/routing/nesting_routes/my_router.dart b/example/angular/routing/nesting_routes/my_router.dart
new file mode 100644
index 0000000000000000000000000000000000000000..5e5e0c100324f8a2f09196e024a9f77516edb7b6
--- /dev/null
+++ b/example/angular/routing/nesting_routes/my_router.dart
@@ -0,0 +1,21 @@
+library my_router;
+
+import 'package:angular/angular.dart';
+
+class MyRouteInitializer implements RouteInitializer {
+  init(Router router, ViewFactory view) {
+    router.root
+      ..addRoute(
+          name: 'articles',
+          path: '/articles',
+          mount: (Route route) => route
+            ..addRoute(
+                name: 'all',
+                path: '/all',
+                enter: view('views/all_articles.html'))
+            ..addRoute(
+                name: 'featured',
+                path: '/featured',
+                enter: view('views/featured_article.html')));
+  }
+}