D6389: rust-dirstate: create dirstate submodule

[Alphare (Raphaël Gomès)]

Alphare added a comment.


  @kevincox I've rebase my changes as well as the next series (https://phab.mercurial-scm.org/D6393, https://phab.mercurial-scm.org/D6394, https://phab.mercurial-scm.org/D6395).

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D6389

To: Alphare, #hg-reviewers, kevincox
Cc: durin42, kevincox, mercurial-devel