grafana: 2.5.0 -> 2.6.0

pkgs/servers/monitoring/grafana/default.nix

···
 { lib, goPackages, fetchurl, fetchFromGitHub }:
 
 goPackages.buildGoPackage rec {
-  version = "2.5.0";
+  version = "2.6.0";
   name = "grafana-v${version}";
   goPackagePath = "github.com/grafana/grafana";
   subPackages = [ "./" ];
···
     rev = "v${version}";
     owner = "grafana";
     repo = "grafana";
-    sha256 = "11m6jvls3gm9z8g27vxmfx84f22vyjff8bllz5lvpdizydry6zar";
+    sha256 = "160jarvmfvrzpk8agbl44761qz4rw273d59jg6kzd0ghls03wipr";
   };
 
   srcStatic = fetchurl {
     url = "https://grafanarel.s3.amazonaws.com/builds/grafana-${version}.linux-x64.tar.gz";
-    sha256 = "1zih0nzlx1sszgc4b5gll4jvsq43ikx782vv991fgy79bb2a5snk";
+    sha256 = "1i4aw5jvamgqfaanxlh3l83sn8xx10wpihciihvf7s3846s623ab";
   };
 
   preBuild = "export GOPATH=$GOPATH:$NIX_BUILD_TOP/go/src/${goPackagePath}/Godeps/_workspace";