def align(indexes, type)
      [*indexes].each do |index|
        index = parse_index(index)
        raise Exception::new "Undefined column #{index}" unless index
        @align[index] = type
      end
    end
def align(indexes, type)
      [*indexes].each do |index|
        index = parse_index(index)
        raise Exception::new "Undefined column #{index}" unless index
        @align[index] = type
      end
    end
Sets the align for a column in the table. #Yummi#Aligner should respond to it.

 === Args

 +index+::
   The column indexes or its aliases
 +type+::
   The alignment type

 === Example

   table.align :description, :left
   table.align [:value, :total], :right