Add some additional functions for stats to stats.py script.
This included getStudents, getUsers, getMentors, getOrgAdmins, countStudentsWithProposals and some style fixes.
Patch by: Pawel Solyga
Reviewed by: to-be-reviewed
#!/usr/bin/env python
"""
Daily cleanup job.
Can be run as a cronjob to clean out old data from the database (only expired
sessions at the moment).
"""
from django.core import management
if __name__ == "__main__":
management.call_command('cleanup')