added cms_apps.py file

aldryn_mailchimp/cms_apps.py

@@ -0,0 +1,13 @@
+# -*- coding: utf-8 -*-
+from django.utils.translation import ugettext_lazy as _
+
+from cms.app_base import CMSApp
+from cms.apphook_pool import apphook_pool
+
+
+class CampaignArchive(CMSApp):
+    name = _('Campaign Archive')
+    urls = ['aldryn_mailchimp.urls']
+
+
+apphook_pool.register(CampaignArchive)