old_contents: 'use strict';
  
  angular.module('playgroundApp', ['playgroundApp.filters',
                                   'playgroundApp.services',
                                   'playgroundApp.directives'])
  
  .config(function($locationProvider, $routeProvider, $httpProvider) {
  
    $locationProvider.html5Mode(true);
  
    $routeProvider
    .when('/playground/', {
       templateUrl: '/playground/main.html',
       controller: MainController,
    })
    .when('/playground/p/:project_id/', {
       templateUrl: '/playground/project.html',
       controller: ProjectController,
    })
    .otherwise({redirectTo: '/playground/'});
  
    $httpProvider.responseInterceptors.push('playgroundHttpInterceptor');
  
  })
  
new_contents: 'use strict';
  
  angular.module('playgroundApp', ['playgroundApp.filters',
                                   'playgroundApp.services',
                                   'playgroundApp.directives'])
  
  .config(function($locationProvider, $routeProvider, $httpProvider) {
  
    $locationProvider.html5Mode(true);
  
    $routeProvider
    .when('/playground/', {
       templateUrl: '/playground/main.html',
       controller: MainController,
    })
    .when('/playground/p/:project_id/', {
       templateUrl: '/playground/project.html',
       controller: ProjectController,
    })
  
    $httpProvider.responseInterceptors.push('playgroundHttpInterceptor');
  
  })
  
subject: remove unused route