anchor.diff:      i18n = g.i18n_0_6_1;
       journey = g.journey_1_0_4;
       jruby_pageant = g.jruby_pageant_1_1_1;
  +    jsduck = g.jsduck_4_6_1;
       json = g.json_1_7_7;
       json_pure = g.json_pure_1_7_7;
  +    libv8 = g.libv8_3_3_10_4_x86_64_linux;
       macaddr = g.macaddr_1_6_1;
       mail = g.mail_2_4_4;
       mime_types = g.mime_types_1_21;
  
positive.code:     net_ssh = g.net_ssh_2_6_5;
      nix = g.nix_0_1_1;
      nokogiri = g.nokogiri_1_5_6;
      polyglot = g.polyglot_0_3_3;
      rack = g.rack_1_5_2;
      rack_cache = g.rack_cache_1_2;
  
negative.code:       requiredGems = [  ];
        sha256 = ''0h834ajdg9w4xrijp31fn98pjfj08gi08xjvp5xh3i6hz9a25fhr'';
      };
      therubyracer_0_10_2 = {
        basename = ''therubyracer'';
        meta = {
          description = ''Embed the V8 Javascript interpreter into Ruby'';
          homepage = ''http://github.com/cowboyd/therubyracer'';
          longDescription = ''Call javascript code and manipulate javascript objects from ruby. Call ruby code and manipulate ruby objects from javascript.'';
        };
        name = ''therubyracer-0.10.2'';
        requiredGems = [ g.libv8_3_3_10_4_x86_64_linux ];
        sha256 = ''111hm2l613v06sy7pzjzmnyi4x11rg3c2syhnpv8fn0wnn9rdiyb'';
      };
      thin_1_5_0 = {
        basename = ''thin'';
        meta = {
  