Add log message for when IP addresses fail
Add log message for when IP addresses fail

We take the action of deleting something for the user, we should tell
them.

Change-Id: I1afe1bc53c0ae76967442b93cd25693d4d8b4e89

dtroyer/python-openstacksdk,jsmartin/shade,openstack-infra/shade,openstack-infra/shade,jsmartin/shade,stackforge/python-openstacksdk,openstack/python-openstacksdk,openstack/python-openstacksdk,stackforge/python-openstacksdk,dtroyer/python-openstacksdk