code: function tryShowTasks(options, collection)
  {
      if (options.getValueFor('showTasks') !== undefined)
      {
          REPORTS.printTaskList(collection);
          return true;
      }
      return false;
  }
docs: Tests command line options for 'showTasks' value. If true reports all
  tasks and descriptions and returns true to indicate it did something
  
  @param      {CliOptions}  options  The options
  @param      {TaskCollection}  collection  The tasks to displays