Rewire route, use Homepage instead of WelcomeScreen

data/routes.php

@@ -3,7 +3,7 @@
  * Map of regular expressions which map to models the controller will construct
  */
 $routes         = array();
-$routes['/^$/'] = 'UNL\Catalog\WelcomeScreen';
+$routes['/^$/'] = 'UNL\Catalog\Homepage';
 
 // Commonly used regular expressions
 $base         = 'courses';