ME TRAVIS, YOU JANE: It looks like Calvin Klein model Travis Fimmel is ready to trade his Calvins for a leopard-spotted loincloth. The 22-year-old model has been tapped for the title role in “Tarzan,” a new drama pilot for the WB, which goes into production later this month. The contemporary take on the popular tale has young Lord Greystoke being brought back to New York by his tycoon uncle. Jane will be played by unknown Sarah Wayne Callies, who’s a police detective in this version. The network will announce which pilots it picks up May 15, and those shows will air next fall. But judging from the success of “Smallville,” another updated tale starring young hottie Tom Welling, “Tarzan” will be swinging into prime time soon. Ah-yi-ah-yi-ah….