List objects now container owner values, saved upon creation, linked to user fk; apps.dashboard.views updated accordingly; 36 UTs passing (2 new)

src/apps/dashboard/views.py

@@ -10,8 +10,9 @@ def new_list(request):
     form = ItemForm(data=request.POST)
     if form.is_valid():
         nulist = List.objects.create()
-        nulist.owner = request.user
-        nulist.save()
+        if request.user.is_authenticated:
+            nulist.owner = request.user
+            nulist.save()
         form.save(for_list=nulist)
         return redirect(nulist)
     else: