New Everton manager Roberto Martinez has completed the first transfer of his Goodison Park reign after striker Arouna Kone signed a three-year deal.The Ivory Coast international has followed the Spaniard from Wigan after a fee, believed to be around £6.5million, was agreed last week.Martinez is also trying to tie up the signature of Antolin Alcaraz, another of his former Latics players, who is a free agent after his contract expired.