code: function array2Groups(array) {
          var i, len, settings;
          settings = this.cloneSettings();
          i = -1, len = array.length;
          for ( ; ++i < len ; ) {
              array[i] = new PlayerList(settings, array[i]);
          }
          return array;
      }
docs: ## Helper Methods and Objects 
  ### array2Groups
  
  Transforms an array of array (of players) into an
  array of PlayerList instances and returns it.
  
  The original array is modified.
  
  @param {array} array The array to transform
  
  @return {array} array The array of `PlayerList` objects