[PATCH 09 of 10 shelve-ext v4] shelve: add obs-based unshelve functionality

[Jun Wu]

Excerpts from Augie Fackler's message of 2017-03-21 17:53:56 -0400:
> On Sat, Mar 11, 2017 at 01:00:28PM -0800, Kostia Balytskyi wrote:
> > # HG changeset patch
> > # User Kostia Balytskyi <ikostia at fb.com>
> > # Date 1489265667 28800
> > #      Sat Mar 11 12:54:27 2017 -0800
> > # Node ID fb764ce7dd0b6b93cdb4449f5bb52164521b0aad
> > # Parent  e06d7fd580a798de7818adae8b65eb166ea1defd
> > shelve: add obs-based unshelve functionality
> 
> Can you clarify the relationship of patches 6 and 9 for me? Right now
> they both at a headline level do the same thing, which seems unlikely.

I think it's "shelve" vs "unshelve".