code: function updateContent(dataPoint){
              var topics = dataPoint[topicLabel];
  
              // sort order by topicsOrder array if passed
              if (topicsOrder.length) {
                  topics = _sortByTopicsOrder(topics);
              } else if (topics.length && topics[0].name) {
                  topics = _sortByAlpha(topics);
              }
  
              cleanContent();
              updateTitle(dataPoint);
              resetSizeAndPositionPointers();
              topics.forEach(updateTopicContent);
          }
docs: Draws the data entries inside the tooltip
  @param  {Object} dataPoint   Data entry from to take the info
  @return void
  @private