Reworked handling of numerical key tables to make iteration over keys actual numerics, instead of strings

src/ScriptType.hpp

@@ -182,7 +182,7 @@ namespace Porygon{
             return true;
         }
         shared_ptr<ScriptType> GetIteratorKeyType() const final{
-            return make_shared<StringScriptType>(false, 0);
+            return make_shared<NumericScriptType>(true, false);
         }
     };
 }