text: (function(window) {
    'use strict';
    var App = window.App || {};
  
    function DataStore() {
      this.data = {};
    }
  
    DataStore.prototype.add = function (key, val) {
      this.data[key] = val;
    }
  
    DataStore.prototype.get = function (key) {
      return this.data[key];
    }
  
    DataStore.prototype.getAll = function () {
      return this.data;
    }
  
    DataStore.prototype.remove = function (key) {
      delete this.data[key];
    }
  
    App.DataStore = DataStore;
    window.App = App;
  })(window);
  