jansson: 2.13.1 -> 2.14

https://github.com/akheron/jansson/raw/v2.14/CHANGES

pkgs/development/libraries/jansson/default.nix

@@ -1,17 +1,22 @@
-{lib, stdenv, fetchurl}:
+{ lib, stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
   pname = "jansson";
-  version = "2.13.1";
+  version = "2.14";
 
-  src = fetchurl {
-    url = "https://digip.org/jansson/releases/${pname}-${version}.tar.gz";
-    sha256 = "0ks7gbs0j8p4dmmi2sq129mxy5gfg0z6220i1jk020mi2zd7gwzl";
+  src = fetchFromGitHub {
+    owner = "akheron";
+    repo = "jansson";
+    rev = "v${version}";
+    sha256 = "sha256-FQgy2+g3AyRVJeniqPQj0KNeHgPdza2pmEIXqSyYry4=";
   };
 
+  nativeBuildInputs = [ cmake ];
+
   meta = with lib; {
-    homepage = "http://www.digip.org/jansson/";
+    homepage = "https://github.com/akheron/jansson";
     description = "C library for encoding, decoding and manipulating JSON data";
+    changelog = "https://github.com/akheron/jansson/raw/v${version}/CHANGES";
     license = licenses.mit;
     platforms = platforms.all;
   };