gistfile1.js

var rBusApp = angular.module('rBusApp', ['restangular','ui.router']);

rBusApp.config(["$stateProvider", "$urlRouterProvider", function($stateProvider, $urlRouterProvider) {
    $urlRouterProvider.otherwise('/');

    $stateProvider.
	state('index',
	      {url: '/', templateUrl: "landing.html", controller: 'landingController'}
	     ).
	state('routes',
	      {url: '/routes', templateUrl: "routes.html", controller: 'routesController'}
	     ).
	state('pay',
	      {url: '/pay', templateUrl: "pay.html", controller: 'paymentsController'}
	     );


}]);

.... 

angular.module('rBusApp').
    controller('paymentsController',['$scope', function($scope) {}]);