Omit the BrokerLoggingTest that tests SSL.  As SSL is currently disabled the IO threads it was spawning were being left behind
running on after the tests completed.

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/QPID-6262-JavaBrokerNIO@1644073 13f79535-47bb-0310-9956-ffa450edef68