facebook/arcanist — pull request #121 by artagnon (2013-11-22 16:29:01+00:00)
Title: ArcanistGitAPI: replace 'ls-files -m' with diff-files

As documented,

$ git ls-files -m

fails to exclude ignored submodules. Replace it with an equivalent:

$ git diff-files --name-only

which does not suffer from this defect.

Signed-off-by: Ramkumar Ramachandra