[REF] base_action_rule: Remove mutable arguments (context) [REF] base_action_rule: Use getattr instead of hasattr (avoid bugs) [FIX] project_issue: Specify the state_to key in the context from the message_new function (this key will be used in the do_check method of the base_action_rule object) bzr revid: stephane@openerp.com-20100824112057-m9k1m92dnonftscs