Guest controller shooting

[calvinxp]

see docs https://docs.google.com/spreadsheets/d/1sJiotBNoO1t42KtUfKkTrkh29o4_7_4uFouQ3cXhG3A/edit#gid=0

• add low and high goal to guest controller

[isabellebowdey]

Mason did this in remove operator controller (and replace with guest), we just duplicated the driver shooting.