Merge changes from topic "revert-10343065-HRWTWGOFZV"

* changes:
  Revert "[NS D05] Rework how to tear down networks"
  Revert "[NS D06] Implement more policies"
  Revert "[NS D07] Use the unmodified legacy score"
tree: 874585c09bb6574472177cd45080c8b5cf1126c2
  1. core/
  2. services/
  3. tests/