Clean up OP_ManaChange

zone/spells.cpp

@@ -4754,6 +4754,7 @@ void Mob::SendSpellBarEnable(uint16 spell_id)
 	manachange->new_mana = GetMana();
 	manachange->spell_id = spell_id;
 	manachange->stamina = CastToClient()->GetEndurance();
+	manachange->keepcasting = 0;
 	outapp->priority = 6;
 	CastToClient()->QueuePacket(outapp);
 	safe_delete(outapp);