tree 756a3c28e57db14c50acaef27eb31aa9c4d87695
parent 593029a7805afe584b91cabf7c403c2fdb119b6a
author Daniel Gruno <humbedooh@apache.org> 1515342896 +0100
committer Daniel Gruno <humbedooh@apache.org> 1515342896 +0100

Do less aggressive subject nesting

This addresses #427 by only allowing sort-by-subject to
happen if we can establish that an email is a reply.