message: MINOR: Make hello example great again
diff: @@ -35,8 +35,14 @@ import { accessToken } from "../config";
  * object is created.
  *
  * ```typescript
  - * [[include:harp_gl_hello_world_example_2.ts]]
  + * [[include:harp_gl_hello_world_example_map_controls.ts]]
  * ```
  + * By default the map is looking at Berlin. For this example we want to look at New York from a
  + * nice angle and distance.
  + * ```typescript
  + * [[include:harp_gl_hello_world_example_look_at.ts]]
  + * ```
  + *
  * Finally the map is being resized to fill the whole screen and a listener for a "resize" event is
  * added, which enables adjusting the map's size to the browser's window size changes.
  *
  @@ -73,16 +79,17 @@ export namespace HelloWorldExample {
  CopyrightElementHandler.install("copyrightNotice", map);
  - // snippet:harp_gl_hello_world_example_2.ts
  + // snippet:harp_gl_hello_world_example_map_controls.ts
  // Instantiate the default map controls, allowing the user to pan around freely.
  const mapControls = new MapControls(map);
  mapControls.maxPitchAngle = 50;
  - mapControls.setRotation(6.3, 50);
  + // end:harp_gl_hello_world_example_map_controls.ts
  + // snippet:harp_gl_hello_world_example_look_at.ts
  // Look at New York.
  const NY = new GeoCoordinates(40.707, -74.01);
  - map.lookAt(NY, 5000, 50);
  - // end:harp_gl_hello_world_example_2.ts
  + map.lookAt(NY, 4000, 50, -20);
  + // end:harp_gl_hello_world_example_look_at.ts
  // Add an UI.
  const ui = new MapControlsUI(mapControls);
  