anchor.diff:  
     open-browser-vim = buildVimPluginFrom2Nix {
       pname = "open-browser-vim";
  -    version = "2018-11-29";
  +    version = "2019-11-14";
       src = fetchFromGitHub {
         owner = "tyru";
         repo = "open-browser.vim";
  -      rev = "b900ff9d39bb36891704bd0fe76737ee3a7ac2b9";
  -      sha256 = "1sws0pzm13cgl7mf6938xjmh23hk02agf23zfx5rdb4d2lcn4ir3";
  +      rev = "cd29e8c8db02cd7744728a8f77a829b967e5ff31";
  +      sha256 = "0n1q76bcavkh1smk3l78ai7jh7qzn3sbpqcxs3pjf5za5j4c5i48";
       };
     };
   
  
positive.code: 
    vim-dirvish = buildVimPluginFrom2Nix {
      pname = "vim-dirvish";
      version = "2019-11-06";
      src = fetchFromGitHub {
        owner = "justinmk";
        repo = "vim-dirvish";
        rev = "fec6464f187aa2db8e90e0f32a81df781acea249";
        sha256 = "08a08a40krz6yl56snh1392lkklgdhklfr10jshyhvqis4rbpknr";
      };
    };
  
  
negative.code: 
    vim-sleuth = buildVimPluginFrom2Nix {
      pname = "vim-sleuth";
      version = "2019-11-16";
      src = fetchFromGitHub {
        owner = "tpope";
        repo = "vim-sleuth";
        rev = "ea3f065f23cd0592062b8226c8fef08b6af3b459";
        sha256 = "17w4m6zg1izcs75isy1jdzycgdr1ml1f5wqf1bjq80qgy3f28znp";
      };
    };
  
  