git-lfs: 2016-06-7 -> 1.3.1

pkgs/applications/version-management/git-lfs/default.nix

···
 buildGoPackage rec {
   name = "git-lfs-${version}";
   # NOTE: use versions after 1.2.1
-  version = "2016-06-07";
-  rev = "12fe249f2eebb56608a825fdb4a68c00f090bc91";
+  version = "1.3.1";
+  rev = "9c9dffb1b5baddfa06f280ef1b5fbf68ecbc90b1";
   
   goPackagePath = "github.com/github/git-lfs";
 
···
     inherit rev;
     owner = "github";
     repo = "git-lfs";
-    sha256 = "0cj7xbgvj706r1cyxqlcwfvy5zg2d19al04d441sxa6spr6xa4v6";
+    sha256 = "0fg48jxh0gmd0w5yy3avascaasxk85019qayaikzfkym8bdqplb2";
   };
 
   # Tests fail with 'lfstest-gitserver.go:46: main redeclared in this block'