QPID-6217 : [Java Broker] disable HTTP TRACE requests, also hide server implementation details and stack traces from output

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1637246 13f79535-47bb-0310-9956-ffa450edef68
QPID-6127 : Disallow TRACE and other non websocket activities on WebSocket ports

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1637355 13f79535-47bb-0310-9956-ffa450edef68