Merge branch 'master' into staging-next

pkgs/data/fonts/iosevka/bin.nix

@@ -1,7 +1,7 @@
 { stdenv, fetchzip }:
 
 let
-  version = "2.2.1";
+  version = "2.3.0";
 in fetchzip {
   name = "iosevka-bin-${version}";
 
@@ -12,7 +12,7 @@ in fetchzip {
     unzip -j $downloadedFile \*.ttc -d $out/share/fonts/iosevka
   '';
 
-  sha256 = "0d5ys9k8adj9v1hpwbmjqshzpjlnyj81xwp0328vc5q8pvjcfly6";
+  sha256 = "0nry6zsmvcj44rijhbvrry84rh5hrixzb4n1mx9c27vvpy33a56w";
 
   meta = with stdenv.lib; {
     homepage = https://be5invis.github.io/Iosevka/;

pkgs/data/misc/hackage/default.nix

@@ -1,6 +1,6 @@
 { fetchurl }:
 
 fetchurl {
-  url = "https://github.com/commercialhaskell/all-cabal-hashes/archive/2b4df08d487f0821b932f92392b67fe12dc1d42c.tar.gz";
-  sha256 = "02d06fr2jr69za5751z25c3x3zspiwdmlhmdmxaj1g48v00gbfag";
+  url = "https://github.com/commercialhaskell/all-cabal-hashes/archive/93bcfb09798da885d29304fa4dab1e234e3b728e.tar.gz";
+  sha256 = "1mv5kxqldakapzbmch2b88mynng268njq3dxbkmyzli8fwnllra2";
 }

pkgs/data/themes/materia-theme/default.nix

@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "materia-theme";
-  version = "20190315";
+  version = "20190831";
 
   src = fetchFromGitHub {
     owner = "nana-4";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1fpipwvwxjiriqhysqgx51rnax73hyd5jkyxhc2g3y73s5r2xq82";
+    sha256 = "19b2wyq38wj3id0an47jln1y3zp5ih3kbrgmfpjp6bbdrmfcyccf";
   };
 
   nativeBuildInputs = [ glib libxml2 bc ];