added class ids

git-svn-id: https://svn.apache.org/repos/asf/qpid/proton/trunk@1625782 13f79535-47bb-0310-9956-ffa450edef68
removed event categories in favor of class ids

git-svn-id: https://svn.apache.org/repos/asf/qpid/proton/trunk@1625783 13f79535-47bb-0310-9956-ffa450edef68
Added events: PN_CONNECTION_BOUND/UNBOUND, PN_TRANSPORT_HEAD_CLOSED, PN_TRANSPORT_TAIL_CLOSED, PN_TRANSPORT_CLOSED, and PN_TRANSPORT_ERROR. This should address PROTON-656

git-svn-id: https://svn.apache.org/repos/asf/qpid/proton/trunk@1625784 13f79535-47bb-0310-9956-ffa450edef68
removed sysinstall warning

git-svn-id: https://svn.apache.org/repos/asf/qpid/proton/trunk@1625786 13f79535-47bb-0310-9956-ffa450edef68
fixed refcounting bug for posting python objects to a collector

git-svn-id: https://svn.apache.org/repos/asf/qpid/proton/trunk@1625801 13f79535-47bb-0310-9956-ffa450edef68