code: public String getPriorityTypeString() {
          String priorityString = getPriorityString();
          BugPattern bugPattern = this.getBugPattern();
          // then get the category and put everything together
          String categoryString = I18N.instance().getBugCategoryDescription(bugPattern.getCategory());
          return priorityString + " Confidence " + categoryString;
          // TODO: internationalize the word "Confidence"
      }
docs: Get a string describing the bug priority and type. e.g.
  "High Priority Correctness"
  
  @return a string describing the bug priority and type