- Caching: also prevent caching in AjaxHandler

- Util: initialize enchantments even if it has no usable stats
- NPCs:
 * added tamability to infobox
 * added pet-spells to controlled spells tab
 * fixed displaying texts for zero-length strings, also
   adapted TrinityCore:master/e567ab95972508adc85a36f867723114a04fe227
 * hide listview column 'type', when displaying one specific type
- Utility - missing-screenshots: reduced list-size to 200
- fixed copypasta-typo in locale_eses.js
- Skill: fixed error in detail page title

includes/utilities.php

@@ -1186,9 +1186,12 @@ class Util
             if ($raw)
                 $result[$eId] = $jsonStats;
             else
+            {
+                $result[$eId] = [];
                 foreach ($jsonStats as $k => $v)            // check if we use these mods
                     if ($str = Util::$itemMods[$k])
                         $result[$eId][$str] = $v;
+            }
         }
 
         return $result;