Add (optional, but opted in by default) support for Windows in ansible

pkgs/tools/system/ansible/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pythonPackages, python }:
+{ windowsSupport ? true, stdenv, fetchurl, pythonPackages, python }:
 
 pythonPackages.buildPythonPackage rec {
   version = "1.9.1";
@@ -21,7 +21,7 @@ pythonPackages.buildPythonPackage rec {
 
   propagatedBuildInputs = with pythonPackages; [
     paramiko jinja2 pyyaml httplib2 boto six
-  ];
+  ] ++ stdenv.lib.optional windowsSupport pywinrm;
 
   postFixup = ''
       wrapPythonProgramsIn $out/bin "$out $pythonPath"

pkgs/top-level/python-packages.nix

@@ -10508,6 +10508,18 @@ let
     };
   };
 
+  pywinrm = buildPythonPackage (rec {
+    name = "pywinrm";
+
+    src = pkgs.fetchgit {
+      url = https://github.com/diyan/pywinrm.git;
+      rev = "c9ce62d500007561ab31a8d0a5d417e779fb69d9";
+      sha256 = "0n0qlcgin2g5lpby07qbdlnpq5v2qc2yns9zc4zm5prwh2mhs5za";
+    };
+
+    propagatedBuildInputs = with self; [ xmltodict isodate ];
+  });
+
 
   pyxattr = buildPythonPackage (rec {
     name = "pyxattr-0.5.1";
@@ -13451,6 +13463,23 @@ let
     };
   });
 
+  xmltodict = buildPythonPackage (rec {
+    name = "xmltodict-0.9.2";
+
+    src = pkgs.fetchurl {
+      url = "http://pypi.python.org/packages/source/x/xmltodict/${name}.tar.gz";
+      sha256 = "00crqnjh1kbvcgfnn3b8c7vq30lf4ykkxp1xf3pf7mswr5l1wp97";
+    };
+
+    buildInputs = with self; [ coverage nose ];
+
+    meta = {
+      description = "Makes working with XML feel like you are working with JSON";
+      homepage = https://github.com/martinblech/xmltodict;
+      license = licenses.mit;
+    };
+  });
+
   zbase32 = buildPythonPackage (rec {
     name = "zbase32-1.1.2";