v1.5.2
- Bug #82696: Argument 1 passed to TYPO3\CMS\Core\Utility\ArrayUtility::mergeRecursiveWithOverrule() must be of the type array, null given in ExtensionHelperService.php
- Bug #83037: Graphics in barratings are not updated on AJAX response
- Major Feature #83036: Validate compatibility to PHP 7.1
- Some refactoring in connection with Userfunc