remove postgres and ecto from dependencies, #168

mix.exs

@@ -21,7 +21,7 @@ defmodule Dwylbot.Mixfile do
   def application do
     [mod: {Dwylbot.Application, []},
      applications: [:phoenix, :phoenix_pubsub, :phoenix_html, :cowboy, :logger, :gettext,
-                    :phoenix_ecto, :postgrex, :httpoison, :joken, :jose]]
+                    :phoenix_ecto, :httpoison, :joken, :jose]]
   end
 
   # Specifies which paths to compile per environment.
@@ -34,8 +34,6 @@ defmodule Dwylbot.Mixfile do
   defp deps do
     [{:phoenix, "~> 1.3.0"},
      {:phoenix_pubsub, "~> 1.0"},
-     {:phoenix_ecto, "~> 3.2"},
-     {:postgrex, ">= 0.0.0"},
      {:phoenix_html, "~> 2.10"},
      {:phoenix_live_reload, "~> 1.0", only: :dev},
      {:gettext, "~> 0.11"},