Fix cross reference notes on forks (!2731) · Merge requests · GitLab.org / GitLab FOSS · GitLab

James Lopez requested to merge jameslopez/gitlab-ce:fix/cross-reference-notes-forks into master Feb 05, 2016

Updates cross_reference_exists? to match on commit only.

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/5849