D3826: grep: change default behaviour of grep

[sangeet259 (Sangeet Kumar Mishra)]

sangeet259 added a comment.


  I need some help with the tests failing here.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3826

To: sangeet259, #hg-reviewers
Cc: mercurial-devel