* Only prevent the unpubkish or delete of a related item when configured to do so if it is related as a child, not as a parent. * Fixed incorect parameter names. * Fixed failing integration tests. * Use using variable instead to reduce nesting * Applied suggestions from code review. * Used simple using statement throughout RelationService for consistency. * Applied XML header comments consistently. --------- Co-authored-by: mole <nikolajlauridsen@protonmail.ch>