Apple’s rumored expansion of its iPhone trade-in program to include non-Apple devices went live today in the U.S. and Europe, French blog MacPlus reports. The U.K. website for Brightstar, a third-party company that handles Apple’s trade-ins, indicates Apple is now offering Apple Store credit in exchange for select handsets from Sony, Nokia, Blackberry, Samsung, NTC and LG. The change to Apple’s exchange program was handled with little…