Use the new nr_applications and nr_mentors
This saves _a lot_ of computing time, making it possible to use the
slot allocation view when there are a significant number of orgs.
Patch by: Sverre Rabbelier
Coverage: code coverage testing for Python
Coverage.py is a Python module that measures code coverage during test execution.
It uses the code analysis tools and tracing hooks provided in the Python standard
library to determine which lines are executable, and which have been executed.
For more information, see http://nedbatchelder.com/code/modules/coverage.html