Revert "python-pscheduler: start tests using nosetests"
Revert "python-pscheduler: start tests using nosetests"

This reverts commit 8699eb7d07f4560b8030ce821d2997b26a72cbd1.

mfeit-internet2/pscheduler-dev,mfeit-internet2/pscheduler-dev,perfsonar/pscheduler,perfsonar/pscheduler,perfsonar/pscheduler,perfsonar/pscheduler