Prep for Hex package release

Author: GregMefford

LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2018 Greg Mefford
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -19,8 +19,8 @@ More detailed API documentation can be found at
 
 ## Installation
 
-This library can be installed by adding `zbar` to your list of dependencies in
-`mix.exs`:
+This package is [available in Hex](https://hex.pm/packages/zbar) and can be
+installed by adding `:zbar` to your list of dependencies in `mix.exs`:
 
 ```elixir
 def deps do

mix.exs

@@ -2,16 +2,19 @@ defmodule Zbar.Mixfile do
   use Mix.Project
 
   def project do
-    [app: :zbar,
-     version: "0.1.0",
-     description: "Scan one or more barcodes from a JPEG image",
-     elixir: "~> 1.4",
-     make_clean: ["clean"],
-     compilers: [:elixir_make | Mix.compilers()],
-     build_embedded: Mix.env == :prod,
-     start_permanent: Mix.env == :prod,
-     compilers: [:elixir_make] ++ Mix.compilers,
-     deps: deps()]
+    [
+      app: :zbar,
+      version: "0.1.0",
+      description: "Scan one or more barcodes from a JPEG image",
+      elixir: "~> 1.4",
+      make_clean: ["clean"],
+      compilers: [:elixir_make | Mix.compilers()],
+      build_embedded: Mix.env == :prod,
+      start_permanent: Mix.env == :prod,
+      compilers: [:elixir_make] ++ Mix.compilers,
+      package: package(),
+      deps: deps(),
+    ]
   end
 
   def application do
@@ -25,4 +28,20 @@ defmodule Zbar.Mixfile do
       {:ex_doc, "~> 0.16", only: :dev, runtime: false},
     ]
   end
+
+  defp package() do
+    [
+      files: [
+        "lib",
+        "src/*.[ch]",
+        "Makefile",
+        "mix.exs",
+        "README.md",
+        "LICENSE"
+      ],
+      maintainers: ["Greg Mefford"],
+      licenses: ["MIT"],
+      links: %{"GitHub" => "https://github.com/GregMefford/zbar-elixir"}
+    ]
+  end
 end