uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/audio/spotifywm/default.nix

@@ -0,0 +1,31 @@
+{ lib, stdenv, fetchFromGitHub, spotify, xorg, runtimeShell }:
+stdenv.mkDerivation {
+  pname = "spotifywm-unstable";
+  version = "2016-11-28";
+
+  src = fetchFromGitHub {
+    owner  = "dasJ";
+    repo   = "spotifywm";
+    rev    = "91dd5532ffb7a398d775abe94fe7781904ab406f";
+    sha256 = "01z088i83410bpx1vbp7c6cq01r431v55l7340x3izp53lnpp379";
+  };
+
+  buildInputs = [ xorg.libX11 ];
+
+  propagatedBuildInputs = [ spotify ];
+
+  installPhase = ''
+    echo "#!${runtimeShell}" > spotifywm
+    echo "LD_PRELOAD="$out/lib/spotifywm.so" ${spotify}/bin/spotify \$*" >> spotifywm
+    install -Dm644 spotifywm.so $out/lib/spotifywm.so
+    install -Dm755 spotifywm $out/bin/spotifywm
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/dasJ/spotifywm";
+    description = "Wrapper around Spotify that correctly sets class name before opening the window";
+    license = licenses.mit;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ jqueiroz ];
+  };
+}