removing smarty - part X

readded spell/spells
- changes to Lang, since it can no longer access the template
- set required php-version to 5.5.0 (generators were added and are essential to aowow)
- display stats in footer to staff only

includes/utilities.php

@@ -1288,9 +1288,10 @@ class Util
                 return [];
         }
 
+        // note: omits required spell and chance in skill_discovery_template
         $data = array_merge(
             DB::Aowow()->selectCol('SELECT spellId FROM spell_learn_spell WHERE entry IN (?a)', $lookup),
-            DB::Aowow()->selectCol('SELECT spellId FROM skill_discovery_template WHERE reqSpell IN (?a)', $lookup),   // note: omits required spell and chance
+            DB::Aowow()->selectCol('SELECT spellId FROM skill_discovery_template WHERE reqSpell IN (?a)', $lookup),
             $extraIds
         );