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

Bump WP compatibility

See merge request !5
8 jobs for v1.3.1 in 12 minutes (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Test
passed #9621
PHPCS

00:10:50

passed #9615
PHPunit:PHP5.3:MySQL

00:02:47

passed #9616
PHPunit:PHP5.6:MySQL

00:02:38

passed #9617
PHPunit:PHP7.0:MySQL

00:11:31

passed #9618
PHPunit:PHP7.1:MySQL

00:02:06

passed #9619
PHPunit:PHP7.2:MySQL

00:02:30

passed #9620
PHPunit:PHP7.3:MySQL

00:02:31

 
  Deploy
passed #9622
PluginSVN

00:00:27