[#43220421] Add connection issues detection and mailer
Fix syntax error
[#43220421] Also track terminated connections
[#43220421] Mails have to be explicitly sent
[#43220421] Send as text
Merge pull request #64 from JamesGlover/43220421_Warehouse_workers_should_die_in_the_face_of_persistent_problems

43220421 warehouse workers should die in the face of persistent problems