def save(self, must_create=False):
        raise NotImplementedError
Returns the context to render the view. Overwrites the method to add
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/contrib/sessions/backends/base.py/SessionBase.save--crossover with--dataset/ETHPy150Open ExCiteS/geokey/geokey/applications/views.py/ApplicationSettings.get_context_data