QPID-4674: Detect asynchronous connection close, session end and link detach

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1462138 13f79535-47bb-0310-9956-ffa450edef68
QPID-4675: Allow receivers from direct exchanges without a subject filter

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1462139 13f79535-47bb-0310-9956-ffa450edef68