unmarshall.rb

  def to_xml
    rtn = "<task>"
    instance_variables.each do |i|
      rtn += "<#{i[1..-1]}>#{instance_variable_get(i)}</#{i[1..-1]}>"
    end
    rtn += "</task>"
    rtn

      #"<task><id>#{@id}</id><name>#{@name}</name><desc>#{@desc}</desc><priority>#{@priority}</priority></task>"
  end