Comment 4 for bug 138105

I concur with Mario, but it seems that a stopgap would be a patch to address comment #1 - I think this is it:

--- scripting/Script.py 2009-01-01 00:15:31 +0000
+++ scripting/Script.py 2009-08-13 02:59:38 +0000
@@ -229,6 +229,8 @@

         states = DefaultStateSaver()
         permissions = states.get_key(_AUTHORIZED_COMMANDS_KEY, {})
+ # filter out '&' from end of the command
+ command = command.rstrip('& ')

         def run_cmd():
             import os