Think we fixed this so that the port table is cleared up properly on delete, but it was not clear how this ever worked correctly.
Think we fixed this so that the port table is cleared up properly on delete,
but it was not clear how this ever worked correctly.


Former-commit-id: 0e08dbbd4e7eab8b02b1edee29c965b0cbf2df00
GENI-NSF/gram,GENI-NSF/gram,GENI-NSF/gram