Hi All, I know , my question is far from the usual STEAM subjects but does someone has an answer? Pierre pierre.courbouleix@xxxxxxxxxx This e-mail is intended for the adressee(s)only and may contain info that is the property of, and/or subject to a confidentiality agreement between the intended recipients.If you have received this e-mail in error, please contact the originator of this e-mail via e-mail and delete copies from your computer or network. Misuse of the content of this e-mail message may violate the Laws of your Country MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.