code: function(key, defaultValue) {
          var value = window.localStorage.getItem(key);
          return value ? JSON.parse(value) : defaultValue;
      }
docs: Get data from storage
  @memberof StorageInterface
  @name getData
  @static
  @param {String} key The key to fetch for
  @param {*} defaultValue The default value if the key is not found
  @returns {*} The fetched data