@Override
      public int compare(Map.Entry<IdUrlPair, List<AppResult>> idUrlPairListMap, Map.Entry<IdUrlPair, List<AppResult>> t1) {
        return ( new Long(idUrlPairListMap.getValue().get(0).finishTime)).compareTo(t1.getValue().get(0).finishTime);
      }
Returns the flowHistory based on the version provided

@param version Can be either new or old
@return The flowhistory page based on the version provided
app/controllers/Application.java