After leaking back in August, the new BlackBerry Porsche Design P’9983 has been officially announced today. It’s the successor to the P’9982 from last year, which itself succeeded the original P’9981 from 2011. The new smartphone comes with a 3.1-inch 720×720 touchscreen, an 8 MP rear camera, and a 2 MP front-facing camera. It’s got 2GB of RAM and 64GB…