added demo robot, added dataloging and added happy tone when calibrated
removed data logs
Merge pull request #180 from PJTNT11/master

sync up
Merge pull request #181 from K-McK/master

sync up
Merge pull request #182 from K-McK/master

newest 2
adding compiler flag options
Merge pull request #17 from pstephen43/master

sync up