Merge branch 'develop' into 'master'

Implement "drop_sessions()" method

See merge request !2
7 jobs for master in 2 minutes and 45 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Test
failed #11659
PHPCS

00:01:36

passed #11653
PHPunit:PHP5.3:MySQL

00:02:33

failed #11654
PHPunit:PHP5.6:MySQL

00:02:25

passed #11655
PHPunit:PHP7.0:MySQL

00:02:43

passed #11656
PHPunit:PHP7.1:MySQL

00:02:23

passed #11657
PHPunit:PHP7.2:MySQL

00:02:10

passed #11658
PHPunit:PHP7.3:MySQL

00:02:06

 
Name Stage Failure
failed
PHPunit:PHP5.6:MySQL Test
No syntax errors detected in ./wp-redis-user-session-storage.php
No syntax errors detected in ./inc/class-wp-redis-user-session-storage.php
No syntax errors detected in ./tests/bootstrap.php
No syntax errors detected in ./tests/test-sample.php
$ phpunit
Error: Looks like you're using PHPUnit 4.8.36. WordPress requires at least PHPUnit 5.4 and is currently only compatible with PHPUnit up to 7.x.
Please use the latest PHPUnit version from the 7.x branch.
Cleaning up file based variables
ERROR: Job failed: exit code 1
failed
PHPCS Test

Config value "installed_paths" added successfully
$ phpcs -n
ERROR: Referenced sniff "VariableAnalysis" does not exist

Run "phpcs --help" for usage information

Cleaning up file based variables
ERROR: Job failed: exit code 1