LONDON (Reuters) - Data analytics company Kantar has appointed Ian Griffiths as its new chief financial officer, bringing the former senior ITV executive to the group as it begins life under new owner Bain Capital. Griffiths, who spent 10 years at ITV and previously worked for publisher Emap, will join Kantar on Jan. 16, replacing Robert Bowtell who had been in the role since 2001. During his time at ITV, Britain's biggest free-to-air commercial broadcaster, Griffiths helped to reduce the..