In a bid to slim its new iPhone down even further, Apple is considering removing the traditional headphone jack entirely, a “reliable” source tells Macotakara. The source said the new phones will likely be 1 mm thinner than current models, forcing Apple to ditch the headphone jack, since its port is based on a world standard that can’t be made thinner. While Apple has registered a patent for a thinner headphone plug, the new report…