Add Jekyll

pkgs/applications/misc/jekyll/default.nix

@@ -0,0 +1,20 @@
+{ stdenv, lib, bundlerEnv, ruby_2_1, curl }:
+
+bundlerEnv {
+  name = "jekyll-2.5.3";
+
+  ruby = ruby_2_1;
+  gemfile = ./Gemfile;
+  lockfile = ./Gemfile.lock;
+  gemset = ./gemset.nix;
+
+  buildInputs = [ curl ];
+
+  meta = with lib; {
+    description = "Simple, blog aware, static site generator";
+    homepage    =  http://jekyllrb.com/;
+    license     = with licenses; mit;
+    # maintainers = with maintainers; [ offline ];
+    platforms   = platforms.unix;
+  };
+}