v2.2.0
Read the Upgrade-Notes before updating: https://github.com/dachcom-digital/pimcore-lucene-search/blob/master/UPGRADE.md#update-from-version-21x-to-version-220
Read the Upgrade-Notes before updating: https://github.com/dachcom-digital/pimcore-lucene-search/blob/master/UPGRADE.md#update-from-version-21x-to-version-220