Resolve "Introduce PSR-4 autoloading"

Closes #12

classes/modules/redirectModule.php

 <?php declare(strict_types=1);
 
 namespace uib\ub\loadspeakr\modules;
+
 use uib\ub\loadspeakr\MetaDb;
 
 require_once('abstractModule.php');
@@ -16,7 +17,6 @@ class RedirectModule extends abstractModule
         global $endpoints;
         global $lodspk;
 
-        require_once($conf['home'] . 'classes/MetaDb.php');
         $metaDb = new MetaDb($conf['metadata']['db']['location']);
 
         return true;