August has updated its Smart Lock and created the new Smart Lock Pro, adding an integrated DoorSense sensor that can let users know remotely whether their door is open or closed. The new Smart Lock ditches the large cylindrical look of the original for a more traditional thumb turn, and also shaves the price from $229 to $149. The more upscale Smart Lock Pro ($279) maintains the original look and includes a Connect Wi-Fi Bridge to allow for control…