changes for newer versions of elixir

elixir_buildpack.config

@@ -0,0 +1,20 @@
+# Erlang version
+erlang_version=20
+
+# Elixir version
+elixir_version=1.6.0
+
+# Always rebuild from scratch on every deploy?
+always_rebuild=false
+
+# A command to run right before fetching dependencies
+hook_pre_fetch_dependencies="pwd"
+
+# A command to run right before compiling the app (after elixir, .etc)
+hook_pre_compile="pwd"
+
+# A command to run right after compiling the app
+hook_post_compile="pwd"
+
+# Set the path the app is run from
+runtime_path=/app

mix.exs

@@ -35,6 +35,7 @@ defmodule PhoenixDSK.Mixfile do
      {:poison, "~> 2.0"},
      {:httpotion, "~> 3.0.2"},
      {:gettext, "~> 0.11"},
+     {:plug_cowboy, "~> 1.0"},
      {:cowboy, "~> 1.0"}]
   end