nodePackages: upgrade node2nix to version 1.1.1 and regenerate the package set

pkgs/development/node-packages/composition-v4.nix

@@ -1,4 +1,4 @@
-# This file has been generated by node2nix 1.1.0. Do not edit!
+# This file has been generated by node2nix 1.1.1. Do not edit!
 
 {pkgs ? import <nixpkgs> {
     inherit system;
@@ -6,11 +6,11 @@
 
 let
   nodeEnv = import ./node-env.nix {
-    inherit (pkgs) stdenv utillinux runCommand writeTextFile;
+    inherit (pkgs) stdenv python2 utillinux runCommand writeTextFile;
     inherit nodejs;
   };
 in
 import ./node-packages-v4.nix {
   inherit (pkgs) fetchurl fetchgit;
   inherit nodeEnv;
-}
+}

pkgs/development/node-packages/composition-v6.nix

@@ -1,4 +1,4 @@
-# This file has been generated by node2nix 1.1.0. Do not edit!
+# This file has been generated by node2nix 1.1.1. Do not edit!
 
 {pkgs ? import <nixpkgs> {
     inherit system;
@@ -6,11 +6,11 @@
 
 let
   nodeEnv = import ./node-env.nix {
-    inherit (pkgs) stdenv utillinux runCommand writeTextFile;
+    inherit (pkgs) stdenv python2 utillinux runCommand writeTextFile;
     inherit nodejs;
   };
 in
 import ./node-packages-v6.nix {
   inherit (pkgs) fetchurl fetchgit;
   inherit nodeEnv;
-}
+}

pkgs/development/node-packages/node-env.nix

@@ -1,9 +1,9 @@
 # This file originates from node2nix
 
-{stdenv, nodejs, utillinux, runCommand, writeTextFile}:
+{stdenv, nodejs, python2, utillinux, runCommand, writeTextFile}:
 
 let
-  inherit (nodejs) python;
+  python = if nodejs ? python then nodejs.python else python2;
 
   # Create a tar wrapper that filters all the 'Ignoring unknown extended header keyword' noise
   tarWrapper = runCommand "tarWrapper" {} ''