QPID-4778: Introduce additional states for configured objects: ERRORED and REPLICA

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1477667 13f79535-47bb-0310-9956-ffa450edef68
QPID-4791: Change JSESSIONID cookie name to include the port number in order to avoid JSESSIONID cookie name collisions when running multiple web management consoles in the same broswer comminication with the brokers started on different ports of the same host

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1477668 13f79535-47bb-0310-9956-ffa450edef68