anchor.diff:  
     awesome-vim-colorschemes = buildVimPluginFrom2Nix {
       pname = "awesome-vim-colorschemes";
  -    version = "2019-11-23";
  +    version = "2020-02-23";
       src = fetchFromGitHub {
         owner = "rafi";
         repo = "awesome-vim-colorschemes";
  -      rev = "b5037cbf87ee4b0beed91adb33c339122e58326f";
  -      sha256 = "1yxjdb2cmha6vqhmsv8vy80whs201wwwx0xmyp76mz9zkcsyljak";
  +      rev = "fc222a81de4734eeccd89e81d66319d4a2e8fee7";
  +      sha256 = "08wk7i2p62zghvk7q22z6ac6qidpd58r1pkx5lbxg6l9zv7sb8j3";
       };
     };
   
  
positive.code: 
    deoplete-nvim = buildVimPluginFrom2Nix {
      pname = "deoplete-nvim";
      version = "2020-02-19";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "deoplete.nvim";
        rev = "1ec8428fc4a150756dc793295b44f7e62544b5ed";
        sha256 = "00ywghgprbq9x1m5l5d00c10n9yk83ai6gxlw6gmjl67bya65ikg";
      };
    };
  
  
negative.code: 
    denite-nvim = buildVimPluginFrom2Nix {
      pname = "denite-nvim";
      version = "2020-02-23";
      src = fetchFromGitHub {
        owner = "Shougo";
        repo = "denite.nvim";
        rev = "e435b78c3fa878dba7bbb03ee7cd95df6ce7a836";
        sha256 = "10lz16l34ran96i5902hw9zw3qbfdz712bdjkdwvaijmgnj464s5";
      };
    };
  
  