CakePHP ElasticSearch 4.0.0

First version compatible with CakePHP 5.0

What's Changed

• Add a local development environment for running tests by @markstory in #289
• Remove usage QueryTrait by @markstory in #292
• Pass refresh parameter in primary save/saveMany/delete requests by @andrii-pukhalevych in #297

New Contributors

• @LordSimal made their first contribution in #313

Full Changelog: 3.4.4...4.0.0