Refactored container types list views to new style.

container/views.py

@@ -73,3 +73,20 @@ class ContainerTypeCreateView(generic.CreateView):
         form.instance.changed_by = self.request.user
         form.instance.created_by = self.request.user
         return super().form_valid(form)
+
+
+class ContainerTypeUpdateView(generic.UpdateView):
+    model = ContainerType
+    # template_name = 'container/detail.html'
+    fields = ['named_id', 'description', 'width', 'length', 'height', 'inner_width', 'inner_length', 'inner_height',
+              'has_cover', 'contains_container']
+
+    def form_valid(self, form):
+        form.instance.changed_by = self.request.user
+        return super().form_valid(form)
+
+
+class ContainerTypeDeleteView(generic.DetailView):
+    model = ContainerType
+
+