Simulator can work as before with -s flag or with Roman's additions to
publish the sensors combined topic using -p flag.
Signed-off-by: Mark Charlebois <charlebm@gmail.com>
Simulator listens for UDP input data at port 9876.
Data is for now comma separated. Not yet connected to the various sim
classes: accelsim, gyrosim, magsim.
Barometer measurements not yet supported.
Signed-off-by: Mark Charlebois <charlebm@gmail.com>