Fix SPELL_AURA_CLONE_CASTER on summoned creatures, it will now properly clone the appearance of the caster.

(Mirror Image is currently a hacked exception and was already working)
Still need to correctly implement cloning of weapons, though.

--HG--
branch : trunk

src/server/scripts/Northrend/AzjolNerub/ahnkahet/boss_herald_volazj.cpp

@@ -125,9 +125,6 @@ struct boss_volazjAI : public ScriptedAI
                 // Summon clone
                 if (Unit *summon = me->SummonCreature(MOB_TWISTED_VISAGE, me->GetPositionX(), me->GetPositionY(), me->GetPositionZ(), me->GetOrientation(),TEMPSUMMON_CORPSE_DESPAWN,0))
                 {
-                    // required for correct visual
-                    // Fixme: allow mirror image query to send other guid to get rid of minion status
-                    summon->SetUInt64Value(UNIT_FIELD_CREATEDBY, plr->GetGUID());
                     // clone
                     plr->CastSpell(summon, SPELL_CLONE_PLAYER, true);
                     // set phase