Added button to the GradingRecords overview to send mail when updating projects.
Note that this will mail all the projects for which a record is available.
from django.contrib import admin
from django.contrib.sites.models import Site
class SiteAdmin(admin.ModelAdmin):
list_display = ('domain', 'name')
search_fields = ('domain', 'name')
admin.site.register(Site, SiteAdmin)