Fix Camera FC's for some device.

This commit fixes camera force closed on some device. The problem was caused by this commit 669fb1c1359c3744c2cbdd3be2c32dc98ba9480b. After reverting it, the camera worked fine, no more FC's. And these commits update the use of External Storage (the correct one) aab14ec, aa7734e, 0bba903, 03c020b