tree 0a185a448ca0993f941ee2da2b6bec31fe6bac5f
parent 6431dde56d241505958acece1e8016fa97b5a44e
author humbedooh <humbedooh@apache.org> 1451669249 +0100
committer humbedooh <humbedooh@apache.org> 1451669249 +0100

only apply fuzzy topic logic to actually orphaned emails

if there is no IRT or References set, it's fair to assume this is meant
as a new topic.