D3901: histedit: add history-editing-backup config option

[pulkit (Pulkit Goyal)]

pulkit added inline comments.

INLINE COMMENTS

> configitems.py:1096
>  )
> +coreconfigitem('ui', 'history-editing-backup',
> +    default=True,

sorry for noticing late, but can me move it somewhere else instead of ui. I don't think ui is the right place for it. @yuja what do you think?

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3901

To: khanchi97, durin42, #hg-reviewers
Cc: pulkit, yuja, mercurial-devel