Pierre-Yves David <pierre-yves.david@fb.com> [Thu, 20 Nov 2014 15:49:52 -0800] rev 1172
debugobsconvert: fix 6f08a8f6bb1d and add proper test
The changeset adding deduplication (6f08a8f6bb1d) was super buggy and dropped
all obsmarkers in the repo. We update the test to check this case and fix the
deduplication.