Added is_active condition to Students and Teachers stats on the dashboard
changed len() to count(), and bugfix
Added .distinct() to Students and Teachers for dashboard entires and for the medliab students Q object.
bugfix on the change for medliab, this is why I run tests oops
changed len() to .distinct().count() for Classes in dashboard stats and added distinct() for the flag counters in that section
Merge pull request #1475 from learning-unlimited/ticket-1464

Added is_active condition to Students and Teachers stats on the dashboard