Remove auth scaffolding to make it opt-in.

app/Http/Controllers/HomeController.php

@@ -1,35 +0,0 @@
-<?php namespace App\Http\Controllers;
-
-class HomeController extends Controller
-{
-    /*
-    |--------------------------------------------------------------------------
-    | Home Controller
-    |--------------------------------------------------------------------------
-    |
-    | This controller renders your application's "dashboard" for users that
-    | are authenticated. Of course, you are free to change or remove the
-    | controller as you wish. It is just here to get your app started!
-    |
-    */
-
-    /**
-     * Create a new controller instance.
-     *
-     * @return void
-     */
-    public function __construct()
-    {
-        $this->middleware('auth');
-    }
-
-    /**
-     * Show the application dashboard to the user.
-     *
-     * @return Response
-     */
-    public function index()
-    {
-        return view('home');
-    }
-}