camera: actually add CameraPreview to project (William Casarin)
add CameraModel and CameraService for interacting with the camera (Suhail Saqan)
storage: Improve clear cache functionality (Daniel D’Aquino)
images: add scan for qr code to image context menu (ericholguin)
pushed to damus:refs/heads/master
http://git.jb55.com/damus/commit/7a6a6dffbce69bcd233c593dbb5578d46fbd276b.html