[PATCH 5 of 5] convert: add config option for disabling ancestor parent checks

[Matt Mackall]

On Mon, 2015-06-29 at 18:44 -0700, Durham Goode wrote:
> # HG changeset patch
> # User Durham Goode <durham at fb.com>
> # Date 1435610664 25200
> #      Mon Jun 29 13:44:24 2015 -0700
> # Node ID 76aa50d41f2919692a3586ba1f45e631d9453918
> # Parent  c4c8a8f7781e3eb4d836c13e380155e8c5ebbebe
> convert: add config option for disabling ancestor parent checks

Also wants docs. For this one, I'll allow that we might want to consider
it experimental. My soon-to-be-posted config option checker wants to see
a comment of this form:

 # experimental config: convert.ignoreancestorcheck

..which should go right about the usage.

-- 
Mathematics is the supreme nostalgia of our time.