Merge branch 'bump-wp-compat' into 'master'

Bump WP compatibility

See merge request !6
3 jobs for v2.3.1 in 3 minutes
latest
Status Job ID Name Coverage
  Test
failed #7778
allowed to fail
PHPunit:PHP7.2:MySQL

00:02:33

failed #7779
allowed to fail
PHPunit:PHP7.3:MySQL

00:02:32

 
  Deploy
passed #7780
PluginSVN

00:00:26

 
Name Stage Failure
failed
PHPunit:PHP7.2:MySQL Test
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PHPCBF CAN FIX THE 58 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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Time: 403ms; Memory: 20MB

Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
PHPunit:PHP7.3:MySQL Test
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PHPCBF CAN FIX THE 58 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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Time: 437ms; Memory: 20MB

Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1