haskellPackages.timezone-series: Download patch instead of checking it into nixpkgs

pkgs/development/haskell-modules/configuration-common.nix

@@ -1037,5 +1037,8 @@ self: super: {
     '';
   }));
 
-  timezone-series = appendPatch super.timezone-series ./patches/timezone-series.patch;
+  timezone-series = appendPatch super.timezone-series (pkgs.fetchpatch {
+    url = "https://github.com/ryantrinkle/timezone-series/commit/f8dece8c016db6476e2bb0d4f972769a76f6ff40.patch";
+    sha256 = "02sgciica2pzaal7wwp36v6iybr1hjypda0zljxylnq0qs8bizhy";
+  });
 }

pkgs/development/haskell-modules/patches/timezone-series.patch

@@ -1,64 +0,0 @@
-commit f8dece8c016db6476e2bb0d4f972769a76f6ff40
-Author: Ryan Trinkle <ryan.trinkle@gmail.com>
-Date:   Wed May 11 20:17:23 2016 -0400
-
-    Add support for time-1.6
-
-diff --git a/Data/Time/LocalTime/TimeZone/Series.hs b/Data/Time/LocalTime/TimeZone/Series.hs
-index babcc0b..c8bb0ad 100644
---- a/Data/Time/LocalTime/TimeZone/Series.hs
-+++ b/Data/Time/LocalTime/TimeZone/Series.hs
-@@ -2,6 +2,7 @@
- -- clock settings that occurred in the past and are scheduled to occur
- -- in the future for the timezone.
- 
-+{-# LANGUAGE CPP #-}
- module Data.Time.LocalTime.TimeZone.Series
- (
-   -- * Representing a timezone
-@@ -76,8 +77,18 @@ instance Show TimeZoneSeries where
- instance Read TimeZoneSeries where
-     readsPrec n = map (first $ flip TimeZoneSeries []) . readsPrec n
- 
-+-- In time-1.6, buildTime was changed to return a `Maybe t` rather
-+-- than just a `t`
-+#if MIN_VERSION_time(1,6,0)
-+mapBuiltTime :: (a -> b) -> Maybe a -> Maybe b
-+mapBuiltTime = fmap
-+#else
-+mapBuiltTime :: (a -> b) -> a -> b
-+mapBuiltTime = id
-+#endif
-+
- instance ParseTime TimeZoneSeries where
--  buildTime locale = flip TimeZoneSeries [] . buildTime locale
-+  buildTime locale = mapBuiltTime (flip TimeZoneSeries []) . buildTime locale
- 
- -- | The latest non-summer @TimeZone@ in a @TimeZoneSeries@ is in some
- -- sense representative of the timezone.
-@@ -167,7 +178,7 @@ instance Read ZoneSeriesTime where
-     readsPrec n = map (first zonedTimeToZoneSeriesTime) . readsPrec n
- 
- instance ParseTime ZoneSeriesTime where
--  buildTime locale = zonedTimeToZoneSeriesTime . buildTime locale
-+  buildTime locale = mapBuiltTime zonedTimeToZoneSeriesTime . buildTime locale
- 
- instance FormatTime ZoneSeriesTime where
-   formatCharacter =
-diff --git a/timezone-series.cabal b/timezone-series.cabal
-index 058c142..4ee73a4 100644
---- a/timezone-series.cabal
-+++ b/timezone-series.cabal
-@@ -1,5 +1,5 @@
- Name:                timezone-series
--Version:             0.1.5.1
-+Version:             0.1.5.2
- Synopsis:            Enhanced timezone handling for Data.Time
- Description:         This package endows Data.Time, from the time
-                      package, with several data types and functions
-@@ -28,4 +28,4 @@ Library
-   Exposed-modules:     Data.Time.LocalTime.TimeZone.Series
-   Default-extensions:  DeriveDataTypeable
-   Build-depends:       base >= 4.4 && < 5,
--                       time >= 1.1.4 && < 1.6
-+                       time >= 1.1.4 && < 1.7