* Add cron to purge closed tickets; closes #6207
* Add crontask to clean orphaned documents
* Add tests
* Add message when crontask is disabled
* Update changelog

* Fix legacy code

* Exclude meta

* Restrict to complexjoin

* Search option for responsible (user)

Bumps [zendframework/zend-cache](https://github.com/zendframework/zend-cache) from 2.8.3 to 2.9.0.
- [Release notes](https://github.com/zendframework/zend-cache/releases)
- [Changelog](https://github.com/zendframework/zend-cache/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zendframework/zend-cache/compare/release-2.8.3...release-2.9.0

)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [zendframework/zend-cache](https://github.com/zendframework/zend-cache) from 2.8.2 to 2.8.3.
- [Release notes](https://github.com/zendframework/zend-cache/releases)
- [Changelog](https://github.com/zendframework/zend-cache/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zendframework/zend-cache/compare/release-2.8.2...release-2.8.3

)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [symfony/console](https://github.com/symfony/console) from 3.4.30 to 3.4.31.
- [Release notes](https://github.com/symfony/console/releases)
- [Changelog](https://github.com/symfony/console/blob/master/CHANGELOG.md)
- [Commits](https://github.com/symfony/console/compare/v3.4.30...v3.4.31

)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

fixes #6220

* Rework SQL requests containing HAVING clause; closes #6225
* Fix "AND NOT" meta
* Fix too greedy regex
* Add a simple unit test

Add unit tests

Bumps [scssphp/scssphp](https://github.com/scssphp/scssphp) from 1.0.2 to 1.0.3.
- [Release notes](https://github.com/scssphp/scssphp/releases)
- [Commits](https://github.com/scssphp/scssphp/compare/1.0.2...1.0.3

)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

This reverts commit e96cb4e4.