flink: 1.3.2 -> 1.4.0

Release Announcement: https://flink.apache.org/news/2017/12/12/release-1.4.0.html

pkgs/applications/networking/cluster/flink/default.nix

···
       flinkVersion = "1.3.2";
       scalaVersion = "2.11";
       sha256 = "0mf4qz0963bflzidgslvwpdlvj9za9sj20dfybplw9lhd4sf52rp";
+      hadoopBundle = "-hadoop27";
+    };
+    "1.4" = {
+      flinkVersion = "1.4.0";
+      scalaVersion = "2.11";
+      sha256 = "0d80djx1im3h8mf60qzi12km1bbik8a5l3nks85jzi0r0xzfgkm6";
+      hadoopBundle = "";
     };
   };
 in
···
   name = "flink-${flinkVersion}";
 
   src = fetchurl {
-    url = "mirror://apache/flink/${name}/${name}-bin-hadoop27-scala_${scalaVersion}.tgz";
+    url = "mirror://apache/flink/${name}/${name}-bin${hadoopBundle}-scala_${scalaVersion}.tgz";
     inherit sha256;
   };
 

pkgs/top-level/all-packages.nix

···
   mpdris2 = callPackage ../tools/audio/mpdris2 { };
 
   nfdump = callPackage ../tools/networking/nfdump { };
-  
+
   nrsc5 = callPackage ../applications/misc/nrsc5 { };
 
   onboard = callPackage ../applications/misc/onboard { };
···
 
   fldigi = callPackage ../applications/audio/fldigi { };
 
-  flink = flink_1_3;
+  flink = flink_1_4;
   flink_1_3 = callPackage ../applications/networking/cluster/flink { version = "1.3"; };
+  flink_1_4 = callPackage ../applications/networking/cluster/flink { version = "1.4"; };
 
   fluidsynth = callPackage ../applications/audio/fluidsynth {
      inherit (darwin.apple_sdk.frameworks) AudioUnit CoreAudio CoreMIDI CoreServices;