Update to Laravel 5.3

[BREAKING] — REMOVES REMOTE API

A new API will need to be implemented properly using the new Laravel
Passport OAuth2 system. DingoAPI was becoming too unstable and
development wasn’t really moving along enough to continue to rely on it.

app/Providers/BroadcastServiceProvider.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Providers;
+
+use Illuminate\Support\ServiceProvider;
+use Illuminate\Support\Facades\Broadcast;
+
+class BroadcastServiceProvider extends ServiceProvider
+{
+    /**
+     * Bootstrap any application services.
+     *
+     * @return void
+     */
+    public function boot()
+    {
+        Broadcast::routes();
+
+        /*
+         * Authenticate the user's personal channel...
+         */
+        Broadcast::channel('App.User.*', function ($user, $userId) {
+            return (int) $user->id === (int) $userId;
+        });
+    }
+}