reorganise consistencies

tiramisu/setting.py

@@ -142,6 +142,7 @@ class ConfigBag(object):
                         'trusted_cached_properties': True,
                        }
         self.config = config
+        self.fromconsistency = []
         for key, value in kwargs.items():
             if value != self.default.get(key):
                 setattr(self, key, value)
@@ -160,7 +161,9 @@ class ConfigBag(object):
             if filters == 'nooption' and (key.startswith('option') or \
                     key == 'properties'):
                 continue
-            if key != 'default':
+            if key == 'fromconsistency':
+                kwargs['fromconsistency'] = copy(self.fromconsistency)
+            elif key != 'default':
                 value = getattr(self, key)
                 if value != self.default.get(key):
                     kwargs[key] = value