add some workarounds for Apple iOS X that has as ParentObject of DCIM the storageid.
add some workarounds for Apple iOS X that has as ParentObject of DCIM the storageid.

gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2