Removed "addGrutorsFromList.py"
Removed "addGrutorsFromList.py"

All the functionality in this file is covered in addUsersFromList.py,
and the code in addUsersFromList.py is more up to date
Redundant code is harder to maintain, so this file has been removed

CSGreater-Developers/HMC-Grader,noellekimiko/HMC-Grader,CSGreater-Developers/HMC-Grader,CSGreater-Developers/HMC-Grader,noellekimiko/HMC-Grader,noellekimiko/HMC-Grader,CSGreater-Developers/HMC-Grader,noellekimiko/HMC-Grader,noellekimiko/HMC-Grader,CSGreater-Developers/HMC-Grader,noellekimiko/HMC-Grader