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/Providers/TimezonelistProvider.php

@@ -2,10 +2,10 @@
 
 namespace App\Providers;
 
-use App\Support\TimezonelistExtended;
+use App\Support\Timezonelist;
 use Illuminate\Support\ServiceProvider;
 
-class ExtendedTimezonelistProvider extends ServiceProvider
+class TimezonelistProvider extends ServiceProvider
 {
     /**
      * Bootstrap services.
@@ -24,7 +24,7 @@ class ExtendedTimezonelistProvider extends ServiceProvider
     public function register()
     {
         $this->app->singleton('timezonelist', function ($app) {
-            return new TimezonelistExtended();
+            return new Timezonelist();
         });
     }
 }