D3665: graph: improve graph output by using Unicode characters

[johnstiles (John Stiles)]

johnstiles added a comment.


  Hi there @indygreg and @yuja  -- are you happy with the diff as it currently stands? Do you think this needs any additional work?

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3665

To: johnstiles, #hg-reviewers
Cc: indygreg, smf, yuja, mercurial-devel