Remove unmaintained gnupg2_1.

pkgs/tools/security/gnupg/git.nix

@@ -1,47 +0,0 @@
-{ fetchgit, stdenv, readline, zlib, libgpgerror, npth, libgcrypt, libassuan
-, libksba, coreutils, autoconf, automake, transfig, ghostscript, texinfo
-, pinentry ? null, openldap ? null, bzip2 ? null, libusb ? null, curl ? null
-}:
-
-stdenv.mkDerivation rec {
-  name = "gnupg-2.1pre-git20120407";
-
-  src = fetchgit {
-    url = "git://git.gnupg.org/gnupg.git";
-    rev = "f1e1387bee286c7434f0462185048872bcdb4484";
-    sha256 = "8f5a14587beccdd3752f9e430e56c6ea2d393dddb7843bfc17029e1a309045bb";
-  };
-
-  buildInputs = [ readline zlib libgpgerror npth libgcrypt libassuan libksba 
-                  openldap bzip2 libusb curl
-                  autoconf automake transfig ghostscript texinfo ];
-
-  patchPhase = ''
-    find tests -type f | xargs sed -e 's@/bin/pwd@${coreutils}&@g' -i
-  '';
-
-  preConfigure = "autoreconf -v";
-  configureFlags = "--enable-maintainer-mode" +
-   (if pinentry != null then " --with-pinentry-pgm=${pinentry}/bin/pinentry"
-                        else "");
-
-  meta = {
-    description = "GNU Privacy Guard (GnuPG), GNU Project's implementation of the OpenPGP standard";
-
-    longDescription = ''
-      GnuPG is the GNU project's complete and free implementation of
-      the OpenPGP standard as defined by RFC4880.  GnuPG allows to
-      encrypt and sign your data and communication, features a
-      versatile key managment system as well as access modules for all
-      kind of public key directories.  GnuPG, also known as GPG, is a
-      command line tool with features for easy integration with other
-      applications.  A wealth of frontend applications and libraries
-      are available.  Version 2 of GnuPG also provides support for
-      S/MIME.
-    '';
-
-    homepage = http://gnupg.org/;
-
-    license = stdenv.lib.licenses.gpl3Plus;
-  };
-}

pkgs/top-level/all-packages.nix

@@ -1199,10 +1199,6 @@ let
 
   gnupg = callPackage ../tools/security/gnupg { libusb = libusb1; };
 
-  gnupg2_1 = lowPrio (callPackage ../tools/security/gnupg/git.nix {
-    libassuan = libassuan2_1;
-  });
-
   gnuplot = callPackage ../tools/graphics/gnuplot { };
 
   gnuplot_qt = gnuplot.override { withQt = true; };