Template/Endpoints (Prep)

* modernize DB-Types
   - long term: should be split in class that describes the DB-Type and container class that handles multiples
 * make unchanging filter props static, allow lookup of criteria indizes through filter
 * move username/mail/password checks to util and make them usable as input filter

includes/game/misc.php

@@ -160,7 +160,7 @@ class Game
         switch (gettype($spell))
         {
             case 'object':
-                if (get_class($spell) != __NAMESPACE__.'\SpellList')
+                if (get_class($spell) != SpellList::class)
                     return [];
 
                 $lookup[] = $spell->id;