BUGFIX
Make it possible to have multiple "orderBy" parts in the search result query in TYPO3 13
TASK
Add special treatment for the ke_search_premium "Custom Ranking" feature in the search result query "orderBy" part
Make it possible to add "having" in the search result query
Make sure TSFE is set before accessing
FEATURE
Show additional fields which are registered by other extensions in "Indexed content" function of the backend module