(This Nov.18 story has been republished to change an image, with no changes to text) By James Davey and Raechel Thankam Job (Reuters) -Shares in British online supermarket and technology group Ocado slumped on Tuesday after ​U.S. partner Kroger said it would close three automated warehouses in January, dealing a heavy blow to the Ocado ‌investment story. Ocado stock closed down 17.4% as the group also said its fee revenue would fall by about $50 million next year as a result of the closures,‌ extending ...