add Web Middleware and fix travis

Author: joselfonseca

.travis.yml

@@ -1,9 +1,8 @@
 sudo: false
 language: php
 php:
-  - 5.6
-  - hhvm
   - 7
+  - 7.1
 before_script:
   - composer self-update
   - composer install

app/Http/Kernel.php

@@ -34,6 +34,7 @@ class Kernel extends HttpKernel
             \Illuminate\View\Middleware\ShareErrorsFromSession::class,
             \App\Http\Middleware\VerifyCsrfToken::class,
             \Illuminate\Routing\Middleware\SubstituteBindings::class,
+            \Laravel\Passport\Http\Middleware\CreateFreshApiToken::class,
         ],
 
         'api' => [