Add change:manage-cache command
Add TTL backoffice edition
Add new registerServices event
Add new \Change\Services\ServicesCapableTrait
Add TTL backoffice edition
Add store index on Rbs_Elasticsearch module
Add propertyKey twig function on Elasticsearch module
Merge pull request #537 from inthause/documents

Add 'registerServices' event and \Change\Services\ServicesCapableTrait