[PATCH 2 of 2 V2] commandserver: update comment about setpgid

[Matt Mackall]

On Mon, 2016-07-18 at 16:04 +0100, Jun Wu wrote:
> # HG changeset patch
> # User Jun Wu <quark at fb.com>
> # Date 1468853948 -3600
> #      Mon Jul 18 15:59:08 2016 +0100
> # Node ID 474ce833d35dbe14d3e3f804d1df5fd063734833
> # Parent  c782f543300c7cf3b52d64dfbf4f5b9e3878e1c7
> # Available At https://bitbucket.org/quark-zju/hg-draft
> #              hg pull https://bitbucket.org/quark-zju/hg-draft -r
> 474ce833d35d
> commandserver: update comment about setpgid

These look fine to me, but I'll let Yuya take a peek. Adding these after the
freeze should be ok.

-- 
Mathematics is the supreme nostalgia of our time.