fix error when no url or invalid url is given
Merge remote-tracking branch 'github/3.7' into 3.7
Revert "Use interface also for Trl"

This reverts commit 1a6028325ff19781cbc760b7724a6a0ad54bf11d.
Revert "Replace manually passed className by Interface"

This reverts commit 444f354a640fa5ff833c1b224af071b43d2f223a.
Fix editableItems in overwritten Menu Component
search only subroots for getChildDataByAcceptLanguage

fixed because it gets all pseudoPages
Throw events when hasVisible is true, not false
fix events for list, correclty clear on insert/delete