Merge pull request #211445 from r-ryantm/auto-update/cimg

stdenv.mkDerivation rec {

  pname = "cimg";

  version = "3.1.6";

  version = "3.2.0";

  src = fetchFromGitHub {

    owner = "dtschump";

    repo = "CImg";

    rev = "v.${version}";

    hash = "sha256-NZwivsTYgirZXuS25buGHL3uk75shRGMH4c3YdS7Mgg=";

    hash = "sha256-laLi3ks5r0C61LDoCEgVqmqZ7/C18qQKxPm4zmQrw78=";

  };

  outputs = [ "out" "doc" ];