Update msgpack-modelica.h
Update msgpack-modelica.h

Added trailing newline to Mo error messages
tbeu/msgpack-modelica,modelica-3rdparty/msgpack-modelica,tbeu/msgpack-modelica,modelica-3rdparty/msgpack-modelica,tbeu/msgpack-modelica,modelica-3rdparty/msgpack-modelica,tbeu/msgpack-modelica,modelica-3rdparty/msgpack-modelica,tbeu/msgpack-modelica