Finished conversion of Mayan to the new document grouping app and paradigm

apps/grouping/conf/settings.py

@@ -0,0 +1,13 @@
+"""Configuration options for the grouping app"""
+
+from django.utils.translation import ugettext_lazy as _
+
+from smart_settings.api import register_settings
+
+register_settings(
+    namespace=u'grouping',
+    module=u'grouping.conf.settings',
+    settings=[
+        {'name': u'SHOW_EMPTY_GROUPS', 'global_name': u'GROUPING_SHOW_EMPTY_GROUPS', 'default': True},
+    ]
+)