v3.0.0-beta

Changed

• Updated changelog to follow the "Keep a Changelog" format
• Updated tests: use ::class instead of FQDN, minor fixes
• Removed support of dsn option for the endpoint parameter

Fixed

• Removed usage of deprecated Solarium\Core\Plugin\Plugin
• Fixed compatibility with Symfony4 DataCollectorInterface
• Fixed auto-wiring deprecation on Symfony 3.4