CakePHP 5.0

Upgrade for CakePHP 5.0

CakePHP 4.x integration

v3.0

Fix serialized field names in PersistableMessage

CakePHP 3.8 integration

v2.0

Add CakePHP version to README.md

Version 1.2

Add Re-enque functioniallity in case of an error.
Bugfix: Use correct realMailer in SendMailTask.php instead of default
Provide composer package.

Version 1.0

First working release