Shibboleth SP getting progressively slower

[Cantor, Scott]

> There will be no fix as long as logout is a requirement, I'd have to redesign far
> too much code to fix a minor problem that doesn't affect production
> systems. I'll probably add an option to disable the storing of the information
> when logout isn't used, or perhaps allow a blacklist of names to be treated as
> monitoring IDs.

Both of these enhancements are done.
https://issues.shibboleth.net/jira/browse/SSPCPP-332

-- Scott