[FIX] stock_account: Preserve action_done return value

stock_account module override the action_done method of stock.move but does not return the same value
This causes problems when calling this function from xmlrpc because the resulting value is now None and that is not allowed to be marshaled by default.
[FIX] ir_qweb: contact widget: properly pass the context when browsing the contact

As the context was not transferred, it was never translated.
[FIX] website_sale: the order of the attribute list doesn't matter