only one type for testing

lib/grains/type.ex

 defmodule Grains.Type do
 
-  @nr_types 4
+  @nr_types 1
 
   def select_type(uuid) do
     {i, _} = Integer.parse(uuid, 16)

mix.exs

@@ -3,7 +3,7 @@ defmodule Grains.Mixfile do
 
   def project do
     [app: :grains,
-     version: "0.0.66",
+     version: "0.0.67",
      elixir: "~> 1.2",
      elixirc_paths: elixirc_paths(Mix.env),
      compilers: [:phoenix, :gettext] ++ Mix.compilers,