August, a smart lock system for doors, was recently unveiled at All Things D’s D11 Conference. The system was introduced by Jason Johnson and noted Jawbone designer Yves Behar. August automatically locks or unlocks a door using the iPhone’s Blueooth when the homeowner is near. The system has an iPhone app, which can show log records and share digital keys. August can grant control to who has access to a user’s home — for instance,…