When ENABLE_SIM and ENABLE_PYTHON_API are set, this commit embeds MPM
(Built with -DMPM_DEVICE=sim) into the pyuhd package.
Signed-off-by: Samuel O'Brien <sam.obrien@ni.com>
Add unit testing framework to MPM which can be run by calling
"make test". The testing is done using the built in unittest Python
module. Tests can be run on a dev machine or on the USRP itself when
compiling natively.