Fix #29 add Tenancy facade

src/TenancyFacade.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Stancl\Tenancy;
+
+use Illuminate\Support\Facades\Facade;
+
+class TenancyFacade extends Facade
+{
+    protected static function getFacadeAccessor()
+    {
+        return TenantManager::class;
+    }
+}