[2.x] Migrate fresh (#148)

* Remove comment

* migrate-fresh first draft

* Final

* DB name -> DB connection

* Add array_filter for consistency with Laravel

* Add test for migrate-fresh

* Apply fixes from StyleCI

src/TenancyServiceProvider.php

@@ -65,6 +65,7 @@ class TenancyServiceProvider extends ServiceProvider
             Commands\Migrate::class,
             Commands\Rollback::class,
             Commands\TenantList::class,
+            Commands\MigrateFresh::class,
         ]);
 
         $this->publishes([