Remove cowboy dep, 1.4 warnings

Closes #16

Author: Michael Schaefermeyer

lib/trailing_format_plug.ex

@@ -5,14 +5,14 @@ defmodule TrailingFormatPlug do
 
   def call(%{path_info: []} = conn, _opts), do: conn
   def call(conn, _opts) do
-    path = conn.path_info |> List.last |> String.split(".") |> Enum.reverse
+    path = conn.path_info |> List.last() |> String.split(".") |> Enum.reverse()
 
     case path do
       [ _ ] ->
         conn
 
       [ format | fragments ] ->
-        new_path       = fragments |> Enum.reverse |> Enum.join(".")
+        new_path       = fragments |> Enum.reverse() |> Enum.join(".")
         path_fragments = List.replace_at conn.path_info, -1, new_path
         params         =
           Plug.Conn.fetch_query_params(conn).params

mix.exs

@@ -6,23 +6,22 @@ defmodule TrailingFormatPlug.Mixfile do
       app: :trailing_format_plug,
       version: "0.0.6",
       elixir: ">= 1.0.0",
-      deps: deps,
+      deps: deps(),
       package: [
         maintainers: ["Michael Schaefermeyer"],
         licenses: ["Apache 2.0"],
         links: %{"Github" => "http://github.com/mschae/trailing_format_plug"}
       ],
-      description: description
+      description: description()
      ]
   end
 
   def application do
-    [applications: [:logger, :cowboy]]
+    [applications: [:logger]]
   end
 
   defp deps do
     [
-      {:cowboy, "~> 1.0.0"},
       {:plug, "> 0.12.0"},
 
       {:ex_doc, "~> 0.14.3", only: [:dev]}