D7000: grep: enable all-files by default (BC)

[khanchi97 (Sushil khanchi)]

khanchi97 added a comment.


  Sure :)

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D7000/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D7000

To: khanchi97, #hg-reviewers
Cc: JordiGH, mercurial-devel