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

Bump WP compatibility

See merge request !9
8 jobs for master in 3 minutes and 1 second (queued for 5 seconds)
Status Job ID Name Coverage
  Test
passed #12006
PHPCS

00:01:22

passed #12000
PHPunit:PHP5.3:MySQL

00:02:45

passed #12001
PHPunit:PHP5.6:MySQL

00:02:08

passed #12002
PHPunit:PHP7.0:MySQL

00:02:03

passed #12003
PHPunit:PHP7.1:MySQL

00:02:02

passed #12004
PHPunit:PHP7.2:MySQL

00:02:05

passed #12005
PHPunit:PHP7.3:MySQL

00:02:17

 
  Deploy
passed #12007
PluginSVN

00:00:13