QPID-5452: Change installation directory for qpid-send/qpid-receive
qpid-send/qpid/receive are useful utilities in their own right and
not just used for testing so install them in an easily accessible
location.

Patch from Irina Boverman

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1558193 13f79535-47bb-0310-9956-ffa450edef68