development.rb in clearance-0.9.0.rc8

- old
+ new

@@ -14,6 +14,8 @@
   config.action_view.debug_rjs             = true
   config.action_controller.perform_caching = false
 
   # Don't care if the mailer can't send
   config.action_mailer.raise_delivery_errors = false
+
+  config.active_support.deprecation = :stderr
 end