D643: rebase: use unfiltered repo when loading state

[martinvonz (Martin von Zweigbergk)]

martinvonz added a comment.


  Equally important is that --continue works after this :-)

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D643

To: quark, #hg-reviewers
Cc: martinvonz, mercurial-devel