public int compare(final IdUrlPair o1, final IdUrlPair o2) {
          return o1.getId().compareToIgnoreCase(o2.getId());
        }
Helper Method for the compare controller.
This Compares 2 flow executions at job level.

@param results1 The list of jobs under flow execution 1
@param results2 The list of jobs under flow execution 2
@return A map of Job Urls to the list of jobs corresponding to the 2 flow execution urls
app/controllers/Application.java