QPID-4115: Moved the Python send and receive apps.

Instead of being API examples, they are actually tools that belong with
the other tool apps.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1455522 13f79535-47bb-0310-9956-ffa450edef68
QPID-4646: Remove Perl Makefile.PL from configure.ac

The file is no longer generated, so configure.ac should not concern
itself with the file.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1455524 13f79535-47bb-0310-9956-ffa450edef68