Amazon has added new devices to its Dash Replenishment program—including a new appliance that will order automatic dish detergent for its owners. Starting in December, the new Whirlpool Smart Dishwasher features Dash Replenishment and will automatically reorder dishwasher detergent when supplies run low, according to the online retail giant.   “More and more customers are experiencing the magic of automatic reordering with Dash Replenishment. They avoid the hassle of tracking their household s...