PROVIDENCE — A week after Stop & Shop employees ended an 11-day strike and returned to work, Rhode Island and Southeastern Massachusetts union members ratified their contract nearly unanimously Monday, and stores seemed to have returned to pre-strike business as usual.Tim Melia, president of Local 328 of the United Food and Commercial Workers International, said Monday evening that in each of four meetings, two in Foxboro and one each on the islands of Martha's Vineyard and [...]