ATLANTIC CITY - They start walking down Virginia Avenue from the Trump Taj Mahal shortly before noon, alone or in pairs, bags slung on their shoulders.They are casino bus patrons down for the day from New York City, and they are coming to Miss Jean Webster's soup kitchen for the free lunch.Miss Jean will not turn anyone away, but this influx of casino patrons - mostly older recent immigrants from China - is bankrupting her, she said. As many as 100 a day come for lunch, many of them regulars, then head back to the casinos.They sit stoically through...