Merge branch 'master' into staging

Resolved the following conflicts (by carefully applying patches from the both
branches since the fork point):

   pkgs/development/libraries/epoxy/default.nix
   pkgs/development/libraries/gtk+/3.x.nix
   pkgs/development/python-modules/asgiref/default.nix
   pkgs/development/python-modules/daphne/default.nix
   pkgs/os-specific/linux/systemd/default.nix

pkgs/tools/admin/gixy/default.nix

@@ -1,17 +1,18 @@
 { lib, fetchFromGitHub, python }:
 
 python.pkgs.buildPythonApplication rec {
-  name = "gixy-${version}";
-  version = "0.1.8";
+  pname = "gixy";
+  version = "0.1.9";
 
   # package is only compatible with python 2.7 and 3.5+
   disabled = with python.pkgs; !(pythonAtLeast "3.5" || isPy27);
 
+  # fetching from GitHub because the PyPi source is missing the tests
   src = fetchFromGitHub {
     owner = "yandex";
     repo = "gixy";
     rev = "v${version}";
-    sha256 = "0dg8j8pqlzdvmyfkphrizfqzggr64npb9mnm1dcwm6c3z6k2b0ii";
+    sha256 = "11aps8a8xg1nlw36jgrmnaf38imfz2rj67wnlalrrsqb616xipcv";
   };
 
   postPatch = ''

pkgs/tools/admin/google-cloud-sdk/default.nix

@@ -17,25 +17,20 @@ let
 
   baseUrl = "https://dl.google.com/dl/cloudsdk/channels/rapid/downloads";
   sources = name: system: {
-    i686-linux = {
-      url = "${baseUrl}/${name}-linux-x86.tar.gz";
-      sha256 = "0fq8zw1a5c0mnmw6f7j9j80y6kq0f0v2wn1d7b8mfq8ih5x53a85";
-    };
-
     x86_64-darwin = {
       url = "${baseUrl}/${name}-darwin-x86_64.tar.gz";
-      sha256 = "1h4m70fk3hri4lgm9lh2pm0v196nc2r3hpf42h3xx5k7sqklsns2";
+      sha256 = "0c4jj580f7z6phiw4zhd32dlf4inkrxy3cig6ng66fi4zi6vnpc9";
     };
 
     x86_64-linux = {
       url = "${baseUrl}/${name}-linux-x86_64.tar.gz";
-      sha256 = "1ynvllxzjr3y4qflw06njj7qqcf7539mbp06rs03i8hargsgbamx";
+      sha256 = "0rblb0akwdzr5i8al0dcz482xmx1xdnjnzgqywjvwd8fzdyzq7bp";
     };
   }.${system};
 
 in stdenv.mkDerivation rec {
   name = "google-cloud-sdk-${version}";
-  version = "184.0.0";
+  version = "190.0.1";
 
   src = fetchurl (sources name stdenv.system);
 
@@ -64,7 +59,7 @@ in stdenv.mkDerivation rec {
         mkdir -p $out/bin
         ln -s $programPath $binaryPath
     done
-    
+
     # disable component updater and update check
     substituteInPlace $out/google-cloud-sdk/lib/googlecloudsdk/core/config.json \
       --replace "\"disable_updater\": false" "\"disable_updater\": true"
@@ -88,6 +83,6 @@ in stdenv.mkDerivation rec {
     license = licenses.free;
     homepage = "https://cloud.google.com/sdk/";
     maintainers = with maintainers; [ stephenmw zimbatm ];
-    platforms = [ "i686-linux" "x86_64-linux" "x86_64-darwin" ];
+    platforms = [ "x86_64-linux" "x86_64-darwin" ];
   };
 }

pkgs/tools/admin/salt/pepper/default.nix

@@ -5,10 +5,10 @@
 
 python2Packages.buildPythonApplication rec {
   name = "salt-pepper-${version}";
-  version = "0.5.0";
+  version = "0.5.5";
   src = fetchurl {
     url = "https://github.com/saltstack/pepper/releases/download/${version}/${name}.tar.gz";
-    sha256 = "0gf4v5y1kp16i1na4c9qw7cgrpsh21p8ldv9r6b8gdwcxzadxbck";
+    sha256 = "1wj1k64ly6af6qsmiizlx32jxh23a37smd9wb57l5zl0x8sfqq1n";
   };
 
   doCheck = false; # no tests available

pkgs/tools/admin/tigervnc/default.nix

@@ -3,7 +3,7 @@
 , libjpeg_turbo, pixman, fltk
 , fontDirectories
 , cmake, gettext, libtool
-, glproto, mesa_glu
+, glproto, libGLU
 , gnutls, pam, nettle
 , xterm, openssh }:
 
@@ -84,7 +84,7 @@ stdenv.mkDerivation rec {
     fontsproto videoproto scrnsaverproto resourceproto presentproto
     utilmacros libXtst libXext libX11 libXext libICE libXi libSM libXft
     libxkbfile libXfont2 libpciaccess xineramaproto
-    glproto mesa_glu
+    glproto libGLU
   ] ++ xorgserver.buildInputs;
 
   nativeBuildInputs = with xorg; [ cmake zlib gettext libtool utilmacros fontutil ]