Update to use submission as variable name instead of application

opentech/apply/activity/migrations/0001_initial.py

@@ -23,7 +23,7 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('timestamp', models.DateTimeField(auto_now_add=True)),
                 ('message', models.TextField()),
-                ('application', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='funds.ApplicationSubmission')),
+                ('submission', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='funds.ApplicationSubmission')),
                 ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
             ],
             options={

opentech/apply/activity/models.py

@@ -5,7 +5,7 @@ from django.db import models
 class Activity(models.Model):
     timestamp = models.DateTimeField(auto_now_add=True)
     user = models.ForeignKey(settings.AUTH_USER_MODEL)
-    application = models.ForeignKey('funds.ApplicationSubmission')
+    submission = models.ForeignKey('funds.ApplicationSubmission')
     message = models.TextField()
 
     class Meta:

opentech/apply/activity/views.py

@@ -33,7 +33,7 @@ class CommentFormView(DelegatedCreateView):
 
     def form_valid(self, form):
         form.instance.user = self.request.user
-        form.instance.application = self.kwargs['application']
+        form.instance.submission = self.kwargs['submission']
         return super().form_valid(form)
 
     def get_success_url(self):

opentech/apply/funds/views.py

@@ -54,7 +54,7 @@ class SubmissionDetailView(CommentContextMixin, DetailView):
     def post(self, request, *args, **kwargs):
         self.object = self.get_object()
 
-        kwargs['application'] = self.object
+        kwargs['submission'] = self.object
 
         # Information to pretend we originate from this view
         kwargs['template_names'] = self.get_template_names()