Actually, I did mess up and not commit the channels app. Yick. Fixed.

src/channels/admin.py

@@ -0,0 +1,10 @@
+from django.contrib import admin
+from src.channels.models import CommChannel, CommChannelMessage
+
+class CommChannelAdmin(admin.ModelAdmin):
+    list_display = ('name', 'owner')
+admin.site.register(CommChannel, CommChannelAdmin)
+
+class CommChannelMessageAdmin(admin.ModelAdmin):
+    list_display = ('channel', 'message')
+admin.site.register(CommChannelMessage, CommChannelMessageAdmin)