Merge branch 'patch_1' into 'master'

Add unique constraint to mail_host

See merge request !483
11 jobs for master in 15 minutes and 5 seconds (queued for 2 minutes and 30 seconds)
Status Job ID Name Coverage
  Test
passed #187449746
docs

00:02:27

passed #187449752
mysql
mysql-35

00:08:55

passed #187449753
mysql
mysql-37

00:07:17

passed #187449750
postgres
pgsql-35

00:05:44

passed #187449751
postgres
pgsql-37

00:05:27

passed #187449745
qa

00:02:16

passed #187603745
sqlite-35

00:05:31

passed #187449748
sqlite-36

00:05:55

passed #187449749
sqlite-37

00:04:44

failed #187449747
sqlite-35

01:00:00

 
  Deploy
skipped trigger-client