FaceTime on the iPhone 4 and 4S is great, of course, but what to actually do with your phone during calls has been an issue since day one. Native Union is using the 2012 International CES to unveil its solution, Facedock. Using an adjustable vise-style arm, it can attach to pretty much any desk or table. A fully flexible arm allows for pretty much infinite positioning of the holder, and the generic phone holder at the end secures pretty much any handset,…