QPID-6165 : Add documentation for port connection limits

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1641817 13f79535-47bb-0310-9956-ffa450edef68
QPID-6246: Introduce ManagedInterface and ManagedAnnotation and expose the implemented ManagedInterfaces via meta data servlet

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1641849 13f79535-47bb-0310-9956-ffa450edef68
QPID-6246 : @ManagedAnnotation should only be applied to interfaces which extend ManagedInterface and should not be inherited

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1641910 13f79535-47bb-0310-9956-ffa450edef68