settings are in a separate object

test/test_option_with_special_name.py

@@ -4,6 +4,7 @@ from py.test import raises
 
 from tiramisu.config import *
 from tiramisu.option import *
+from tiramisu.setting import settings
 
 def make_description():
     gcoption = ChoiceOption('name', 'GC name', ['ref', 'framework'], 'ref')
@@ -39,6 +40,6 @@ def test_root_config_answers_ok():
     boolop = BoolOption('boolop', 'Test boolean option op', default=True)
     descr = OptionDescription('tiramisu', '', [gcdummy, boolop])
     cfg = Config(descr)
-    cfg.cfgimpl_enable_property('hiddend') #cfgimpl_hide()
+    settings.enable_property('hiddend') #cfgimpl_hide()
     assert cfg.dummy == False
     assert cfg.boolop  == True