old_contents: 'use strict';
  
  angular.module('ng-app-config', [])
    .service('$config', Config);
  
  function Config() {
    var vm = this;
  
    vm.$ = {};
    vm.$.load = load;
  
    function load(data) {
      for (var key in data) {
        vm[key] = data[key];
      }
    }
  }
  
new_contents: 'use strict';
  
  angular.module('ng.config', [])
    .service('$config', Config);
  
  function Config() {
    var vm = this;
  
    vm.$ = {};
    vm.$.load = load;
  
    function load(data) {
      for (var key in data) {
        vm[key] = data[key];
      }
    }
  }
  
subject: change module name to ng.config