Fixing #107. Apparently some signal handlers were getting connected twice (double import?) and thus saving a forum post would cause 2 email notifications to go out to the post topic's subscribers. Use the dispatch_uid parameter in the connect call to work around this issue.

"""
This file contains the admin definitions for the donations application.
"""
from django.contrib import admin
from donations.models import Donation

class DonationAdmin(admin.ModelAdmin):
    raw_id_fields = ('user', )

admin.site.register(Donation, DonationAdmin)