Apple plans to begin selling the iPad Pro in its retail and online stores on November 11, according to a new report from 9to5Mac. The Apple Pencil and Smart Keyboard are expected to be available for purchase on the same day. The new 12.9-inch tablet was announced by Apple in September, however the company previously only listed a general November release date, and while some reports suggested pre-orders might begin sooner, it now appears that the…