def process_arguments
        if @options.new_zone
          new_zone
        elsif @options.delete_zone
          delete_zone
        elsif @options.create_record
          create_record
        elsif @options.remove_record
          remove_record
        elsif @options.change_record
          change_record
        else
          list
        end
      end
def process_arguments
        if @options.new_zone
          new_zone
        elsif @options.delete_zone
          delete_zone
        elsif @options.create_record
          create_record
        elsif @options.remove_record
          remove_record
        elsif @options.change_record
          change_record
        else
          list
        end
      end
Setup the arguments