COMINGS AND GOINGS>>?Wal-Mart U.S. CEO William S. Simon has resigned and will be replaced by Greg Foran, who previously headed the company’s Asian operations.>>?Ashish Deo, a consumer and luxury brand specialist who recently served as commercial director for the Fairtrade Foundation, has been named CEO of the Responsible Jewellery Council.>>?The National Association of Goldsmiths, which serves British and Irish jewelers, has elected Andrew Hinds, director of U.K. jeweler F. Hinds, its new chairman; Simon Johnson of ­Marmalade Jewellery in Chiswick was elected vice chairman.>>?Marc Hruschka, president and CEO of Chopard USA since 2006, has left the company. No successor had been named at press time.>>?Alex and Ani has hired Jayne Fitzpatrick-Conway, who until recently was the top-ranking exec at CIRCA, as chief financial officer. Her background includes le