Add app menu entries from the registry

apps/app_registry/__init__.py

@@ -1,22 +1,13 @@
 from __future__ import absolute_import
 
 import inspect
-#import runpy
 
 from django.conf import settings
-from django.db import transaction, DatabaseError
 from django.utils.translation import ugettext_lazy as _
 from django.utils.importlib import import_module
 
 from .models import App
 
-#from navigation.api import bind_links, register_model_list_columns
-
-#from .links import (app_registry_tool_link, app_list, backup_tool_link, 
-#    restore_tool_link, backup_job_list, backup_job_create, backup_job_edit,
-#    backup_job_test)
-
-#bind_links(['app_list'], [app_list], menu_name='secondary_menu')
 ###app.set_backup([ModelBackup()])
 
 for app_name in settings.INSTALLED_APPS: