allow buttons on form that link to same action

Allow buttons that link to same action on one form.
(currently impossible otherwise name is identical)
It can be accomplished by allowing names like this: name="1234.xxx"
Where xxx is some unique identifier of the button.
The following small patch implements this:

=== modified file 'openerp/controllers/form.py'
--- openerp/controllers/form.py 2010-01-14 08:50:13 +0000
+++ openerp/controllers/form.py 2010-01-18 11:05:24 +0000
@@ -524,7 +524,7 @@
         elif btype == 'action':
             from openerp.controllers import actions

- action_id = int(name)
+ action_id = int(name.split(".")[0])
             action_type = actions.get_action_type(action_id)

             if action_type == 'ir.actions.wizard':