Add permission post init to initialize signal handler and registry file

apps/permissions/registry.py

@@ -0,0 +1,25 @@
+from __future__ import absolute_import
+
+from django.utils.translation import ugettext_lazy as _
+
+from smart_settings import LocalScope
+
+from .icons import icon_permissions
+from .links import role_list
+
+name = 'permissions'
+label = _(u'Permissions')
+description = _(u'Handles the permissions in a project.')
+icon = icon_permissions
+dependencies = ['app_registry', 'smart_settings']
+
+settings=[
+    {
+        'name': 'DEFAULT_ROLES',
+        'default': [],
+        'description': _(u'A list of existing roles that are automatically assigned to newly created users'),
+        'scopes': [LocalScope()]
+    }
+]
+
+setup_links=[role_list]