I just ordered a couple of these mounts from China - via eBay
Attachment 16271
Camera Clamp Roll Bar Seat Post Tilt Mount 4 Flip HD Kodac Drift GoPro Contour | eBay
Not sure how they will hold up to recoil with a small point and shoot digital camera but will do some testing and report back.
My Panasonic Lumix has a 20x optical lens so I am confident that it will pick up on a deer at 100 - 200m.
Attachment 16272