When a sales order is canceled, when one uses the 'New Copy from Quotati...

...on' button,

the binding are moved from the old (canceled) order to the new one, so the
synchronizations now happen on the new order.

- [x] **Warning**: needs this PR to be merged in *addons* https://github.com/odoo/odoo/pull/1025
- [x]  **Warning**:  needs the same fix in OCB

Original MP on Launchpad: https://code.launchpad.net/~camptocamp/openerp-connector-magento/7.0-copy-quotation-move-binding/+merge/226137
We can start using  self.pool['res.users'].context_get(cr, uid) as disscussed on mailing list.
Or maybe it will better to do it on a separated PR