gitfs: init at 0.2.5

This adds gitfs, a FUSE filesystem that fully integrates with git.

pkgs/tools/filesystems/gitfs/default.nix

@@ -0,0 +1,32 @@
+{ stdenv, fetchFromGitHub, python, buildPythonPackage, pythonPackages }:
+
+buildPythonPackage rec {
+  name = "gitfs-0.2.5";
+
+  src = fetchFromGitHub {
+    owner = "PressLabs";
+    repo = "gitfs";
+    rev = "495c6c52ec3573294ba7b8426ed794eb466cbb82";
+    sha256 = "04yh6b5ivbviqy5k2768ag75cd5kr8k70ar0d801yvc8hnijvphk";
+  };
+
+  patchPhase = ''
+    # requirement checks are unnecessary at runtime
+    echo > requirements.txt
+  '';
+
+  propagatedBuildInputs = with pythonPackages; [ atomiclong fusepy pygit2 ];
+
+  meta = {
+    description = "A FUSE filesystem that fully integrates with git";
+    longDescription = ''
+      A git remote repository's branch can be mounted locally,
+      and any subsequent changes made to the files will be
+      automatically committed to the remote.
+    '';
+    homepage = https://github.com/PressLabs/gitfs;
+    license = stdenv.lib.licenses.asl20;
+    platforms = stdenv.lib.platforms.linux;
+    maintainers = [ stdenv.lib.maintainers.robbinch ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -1570,6 +1570,8 @@ let
 
   git-hub = callPackage ../applications/version-management/git-and-tools/git-hub { };
 
+  gitfs = callPackage ../tools/filesystems/gitfs { };
+
   gitlab = callPackage ../applications/version-management/gitlab {
     ruby = ruby_2_1_3;
   };