[1.8.x] Removed an obsolete comment in django/apps/config.py

        # If we're reaching this point, we must attempt to load the app config

        # class located at <mod_path>.<cls_name>

        # Avoid django.utils.module_loading.import_by_path because it

        # masks errors -- it reraises ImportError as ImproperlyConfigured.

        mod = import_module(mod_path)

        try:

            cls = getattr(mod, cls_name)