This fixes some minor issues in release notes and the command list for
the new volume backend commands.
Also sorts the fakes used for volume unit tests to allow for multiple
command update patches to hopefully reduce the odds of merge conflicts.
Change-Id: Ic6e40f4c639368338cf085c68c17038f81da5361
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>