Merge branch 'patch-1' into 'master'

qmail-lmtp: support running mailman on a different host

Closes #571

See merge request !485
10 jobs for master in 20 minutes and 31 seconds (queued for 18 seconds)
Status Job ID Name Coverage
  Test
passed #193586371
docs

00:02:19

passed #193586388
mysql
mysql-35

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passed #193586389
mysql
mysql-37

00:08:20

passed #193586380
postgres
pgsql-35

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passed #193586383
postgres
pgsql-37

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passed #193586369
qa

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passed #193586373
sqlite-35

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passed #193586377
sqlite-36

00:05:39

passed #193586378
sqlite-37

00:04:57

 
  Deploy
passed trigger-client