[pkgs] Added AML package draft.

pkgs/aml/default.json

+{
+  "url": "https://xgitlab.cels.anl.gov/argo/aml.git",
+  "rev": "c759c9dfad2b527fe33d1595eba1b66ee425ce88",
+  "date": "2018-08-27T10:57:55-05:00",
+  "sha256": "1l51c69mr4bs4p4k03bv2b04cn3dvgc4gls80qfhprifdnpd2dh3",
+  "fetchSubmodules": true
+}

pkgs/aml/default.nix

+{ stdenv, src, autoreconfHook, fetchgit, pkgconfig, mpich2 }:
+stdenv.mkDerivation {
+    inherit src;
+    name = "libnrm";
+    nativeBuildInputs = [ autoreconfHook pkgconfig ];
+    buildInputs = [ ];
+  }

pkgs/aml/pin.sh

+#!/usr/bin/env bash
+nix-prefetch-git https://xgitlab.cels.anl.gov/argo/aml.git refs/heads/master > default.json

pkgs/default.nix

@@ -95,6 +95,8 @@ let
     };
 
     zmcat = pkgs-stable.haskellPackages.callPackage ./tools/zmcat {};
+
+    aml = cpDefaultPin ./aml {};
   };
 
 in argopkgs // pkgs