old_contents: var Router = Ember.Router.extend({
    location: 'auto'
  });
  
  Router.map(function() {
    this.route('examples');
  
    this.route('docs');
  });
  
  export default Router;
  
new_contents: var Router = Ember.Router.extend({
    rootURL: ENV.rootURL,
    location: 'hash'
  });
  
  Router.map(function() {
    this.route('examples');
  
    this.route('docs');
  });
  
  export default Router;
  
subject: fix router for github pages