rsday in an unmarked former pizza joint in a Melrose Avenue strip mall, is becoming the first restaurant in Los Angeles to sell nonrefundable tickets online ??? nearly $100 with tax and tip (not including wine) ??? and is among only a handful of others in the world doing the same.We considered everything ??? no reservations, putting a deposit on a credit card, says Krissy Lefebvre, Ludo's wife a