# File lib/rubyforge/client.rb, line 127
    def query_string_for(parameters)
      parameters.sort_by {|k,v| k.to_s }.map { |k,v|
        k && [  WEBrick::HTTPUtils.escape_form(k.to_s),
                WEBrick::HTTPUtils.escape_form(v.to_s) ].join('=')
      }.compact.join('&')
    end