def links
      @links ||= begin
        links = HashWithIndifferentAccess.new
        self.link.each do |link|
          links[link['rel']] = link['href']
        end
        links
      end
    end
def links
      @links ||= begin
        links = HashWithIndifferentAccess.new
        self.link.each do |link|
          links[link['rel']] = link['href']
        end
        links
      end
    end
Returns hash of HTTP links for this object, returned as <link>
 tags in the XML.

 These links determine what you can do with an object, as defined
 by the Cashboard API.