anchor.diff:      json_pure = g.json_pure_1_8_0;
       launchy = g.launchy_2_3_0;
       liquid = g.liquid_2_5_4;
  +    listen = g.listen_2_2_0;
       locale = g.locale_2_0_8;
       lockfile = g.lockfile_2_1_0;
       macaddr = g.macaddr_1_6_1;
  
positive.code:       name = ''rb-fsevent-0.9.3'';
        requiredGems = [  ];
        sha256 = ''0bdnxwdxj4r1kdxfi5nszbsb126njrr81p912g64xxs2bgxd1bp1'';
      };
      rdiscount_2_1_6 = {
        basename = ''rdiscount'';
  
negative.code:       requiredGems = [ g.rb_fsevent_0_9_3 g.rb_inotify_0_9_2 g.rb_kqueue_0_2_0 ];
        sha256 = ''1p1rqz26ixx0fzc0hy3psq2bb3pwkv9awixv76zkaaqj1czabzbs'';
      };
      listen_2_2_0 = {
        basename = ''listen'';
        meta = {
          description = ''Listen to file modifications'';
          homepage = ''https://github.com/guard/listen'';
          longDescription = ''The Listen gem listens to file modifications and notifies you about the changes. Works everywhere!'';
        };
        name = ''listen-2.2.0'';
        requiredGems = [ g.celluloid_0_15_2 g.rb_fsevent_0_9_3 g.rb_inotify_0_9_2 ];
        sha256 = ''1fm6cp5d4xbd5wdd0d804m3p2cc5rjrr5yzqzzh1ndzgbs94sv5c'';
      };
      locale_2_0_8 = {
        basename = ''locale'';
        meta = {
  