Remove addresses from endpoint when there are no associations. This fixes a bug reported by brucec@.
Remove addresses from endpoint when there are no associations.
This fixes a bug reported by brucec@.

MFC after: 3 months.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase