QPID-4610: Remove duplicated transport code from C++ broker

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1451443 13f79535-47bb-0310-9956-ffa450edef68
QPID-4614
Added CTest hooks to the dispatch build.
The unit tests are run with different buffer sizes (including one-octet buffers).


git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1451444 13f79535-47bb-0310-9956-ffa450edef68
QPID-4615: Allow unix qpidd to pass in existing socket fds on cmdline.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1451446 13f79535-47bb-0310-9956-ffa450edef68