384 Laravel 6 changes (#385)

* 384 Laravel 6 changes

* Library versions

* Update package versions

* Add keyType to models

* Remove unused dependencies

* StyleCI fixes

* Fix models for test

* Fix tests output and update test runner

* Unused imports

* Update exceptions handler

* Fix login page

app/Models/PirepComment.php

@@ -5,8 +5,6 @@ namespace App\Models;
 use App\Contracts\Model;
 
 /**
- * Class PirepComment
- *
  * @property string pirep_id
  * @property int user_id
  */