D581: scmutil: add formatter a optional arg to cleanupnodes to show hash changes

[akushner (Aaron Kushner)]

akushner added inline comments.

INLINE COMMENTS

> scmutil.py:660
> +                    fm.startitem()
> +                    fm.write('oldnode', '%s is changed to ', hexfunc(node),
> +                                                                label=label)

Perhaps "is changed to" should be:

"became"

or even

"->"

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D581

To: pulkit, #hg-reviewers
Cc: akushner, mercurial-devel