Remove the pre-populate from harvard course group ref field.
Minor fix.
Minor fix.
Update the set batch function.
Adding the iterator.
More work on the update of the courses.
Remove all referencce between courses and groups.
Change number.
Update the field defnition.
Fixing the import or harvard courses.
Merge branch 'SCHOLAR-3.x' into 6661
Merge pull request #6705 from openscholar/6661

Remove the pre-populate from harvard course group ref field.