Added buttons to start tasks to GradingSurveyGroup Record view.
Also fixed an error in the GradingRecord row template.
"""
39. Empty model tests
These test that things behave sensibly for the rare corner-case of a model with
no fields.
"""
from django.db import models
class Empty(models.Model):
pass
__test__ = {'API_TESTS':"""
>>> m = Empty()
>>> m.id
>>> m.save()
>>> m2 = Empty()
>>> m2.save()
>>> len(Empty.objects.all())
2
>>> m.id is not None
True
>>> existing = Empty(m.id)
>>> existing.save()
"""}