GitLab

 addLease6(), getLease6(IOAddress), deleteLease6(IOAddress) working.
 That is a bare minimum that is required for testing allocation
 engine.

- only one of its derived classes can be instantiated

 commit.

this will make the test code a bit more concise.

with the introduction of socket creation this log message hasn't been
making sense.  It would be rather confusing and harmful.