Fix sylvan_count_refs; note that saturated nodes will influence the end result.
Fix sylvan_count_refs; note that saturated nodes will influence the end result.

trolando/sylvan,bernied/sylvan,utwente-fmt/sylvan,Meijuh/sylvan,utwente-fmt/sylvan,trolando/sylvan,Meijuh/sylvan,bernied/sylvan