v2: Fixed up the commit messages and added tests.

Marc Branchaud (2):
  diff: make the indent heuristic part of diff's basic configuration
  diff: have the diff-* builtins configure diff before initializing
    revisions

Stefan Beller (1):
  diff: enable indent heuristic by default

 builtin/diff-files.c   |  2 +-
 builtin/diff-index.c   |  2 +-
 builtin/diff-tree.c    |  2 +-
 diff.c                 |  8 +++---
 t/t4061-diff-indent.sh | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 73 insertions(+), 7 deletions(-)

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2.13.0.rc1.15.gf67d331ad