Use last action name when selecting from the same keyword

issue10661
review373261002
(grafted from 32ee4a3b04ffcb3ecdf9f96c21183c4d8d9ecc7c)

--HG--
branch : 6.0

tryton/action/main.py

@@ -176,7 +176,7 @@ class Action(object):
 
         keyact = {}
         for action in actions:
-            keyact[action['name'].replace('_', '')] = action
+            keyact[action['name'].split(' / ')[-1]] = action
 
         res = selection(_('Select your action'), keyact, alwaysask=alwaysask)
         if res: