*/
    public static List<ComponentSelectionDescriptorInternal> mergeCauses(List<ComponentSelectionDescriptorInternal> descriptors) {
        List<VersionConflictResolutionDetails> byVersionConflictResolution = collectVersionConflictCandidates(descriptors);
        if (byVersionConflictResolution != null && byVersionConflictResolution.size()>1) {
            Set<ComponentResolutionState> allCandidates = mergeAllCandidates(byVersionConflictResolution);