[PATCH v5] copy: distinguish "file exists" cases and add a hint (BC)

[timeless]

Augie Fackler wrote:
> +                        hint = _('(hg rename %s to replace the file by '
> +                                 'recording a rename)\n') % flags
> +                        hint = _('(hg copy %s to replace the file by '
> +                                 'recording a copy)\n') % flags
> +                        hint = _('(hg rename --after to record the rename)\n')
> +                        hint = _('(hg copy --after to record the copy)\n')

I know it's too late, but do we want to include backticks around the
part that's a command?

Otherwise it's hard for people (and translators, and people reading
translations) to figure out what to do...