QPID-5955 : [Java Broker] Add Apache license and small tidy-ups

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1615324 13f79535-47bb-0310-9956-ffa450edef68
QPID-5955 : [Java Broker] Add systest and fix isSecure() for HTTPS connections

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1615329 13f79535-47bb-0310-9956-ffa450edef68