making library work with any Elixir project

lib/paper_trail.ex

@@ -8,31 +8,31 @@ defmodule PaperTrail do
   """
   def get_versions(model, id) do
     item_type = model |> Module.split |> List.last
-    version_query(item_type, id) |> Application.Repo.all
+    version_query(item_type, id) |> Repo.all
   end
 
   @doc """
   Gets all the versions of a record
   """
   def get_versions(record) do
     item_type = record.__struct__ |> Module.split |> List.last
-    version_query(item_type, record.id) |> Application.Repo.all
+    version_query(item_type, record.id) |> Repo.all
   end
 
   @doc """
   Gets the last version of a record given its module reference and its id
   """
   def get_version(model, id) do
     item_type = Module.split(model) |> List.last
-    last(version_query(item_type, id)) |> Application.Repo.one
+    last(version_query(item_type, id)) |> Repo.one
   end
 
   @doc """
   Gets the last version of a record
   """
   def get_version(record) do
     item_type = record.__struct__ |> Module.split |> List.last
-    last(version_query(item_type, record.id)) |> Application.Repo.one
+    last(version_query(item_type, record.id)) |> Repo.one
   end
 
   defp version_query(item_type, id) do
@@ -50,9 +50,9 @@ defmodule PaperTrail do
     |> Multi.insert(:model, struct)
     |> Multi.run(:version, fn %{model: model} ->
         version = make_version_struct(%{event: "create"}, model, meta)
-        Application.Repo.insert(version)
+        Repo.insert(version)
       end)
-    |> Application.Repo.transaction
+    |> Repo.transaction
   end
 
   # might make the changeset version
@@ -65,9 +65,9 @@ defmodule PaperTrail do
     |> Multi.update(:model, changeset)
     |> Multi.run(:version, fn %{model: model} ->
         version = make_version_struct(%{event: "update"}, changeset, meta)
-        Application.Repo.insert(version)
+        Repo.insert(version)
       end)
-    |> Application.Repo.transaction
+    |> Repo.transaction
   end
 
   @doc """
@@ -78,9 +78,9 @@ defmodule PaperTrail do
     |> Multi.delete(:model, struct)
     |> Multi.run(:version, fn %{model: model} ->
         version = make_version_struct(%{event: "destroy"}, model, meta)
-        Application.Repo.insert(version)
+        Repo.insert(version)
       end)
-    |> Application.Repo.transaction
+    |> Repo.transaction
   end
 
   defp make_version_struct(%{event: "create"}, model, meta) do

mix.exs

@@ -3,7 +3,7 @@ defmodule PaperTrail.Mixfile do
 
   def project do
     [app: :paper_trail,
-     version: "0.0.4",
+     version: "0.0.5",
      elixir: "~> 1.3",
      description: description,
      build_embedded: Mix.env == :prod,