Merge branch 'master' into develop

.env.example

 APP_ENV=local
-APP_DEBUG=true
 APP_KEY=SomeRandomString
+APP_DEBUG=true
+APP_LOG_LEVEL=debug
 APP_URL=http://localhost
 
 DB_CONNECTION=mysql

config/app.php

@@ -110,6 +110,8 @@ return [
 
     'log' => env('APP_LOG', 'single'),
 
+    'log_level' => env('APP_LOG_LEVEL', 'debug'),
+
     /*
     |--------------------------------------------------------------------------
     | Autoloaded Service Providers

tests/TestCase.php

 <?php
 
-class TestCase extends Illuminate\Foundation\Testing\TestCase
+abstract class TestCase extends Illuminate\Foundation\Testing\TestCase
 {
     /**
      * The base URL to use while testing the application.