code: public String doRemoveRunner()
      {
          try
          {     
              getService().removeRunner(selectedRunnerName);
          }
          catch (GreenPepperServerException e)
          {
              addActionError(e.getId());
          }
  
          return doGetRunners();
      }
docs: <p>doRemoveRunner.</p>
  
  @return a {@link java.lang.String} object.