The product UOM qty was not correctly set on the Sale Order Line
During the creation of a recurring Order from a Contract, the given quantity on the Contract Line was not correctly set on the created Sale Order Line.
* Change the method called in the view
* Complete the create_invoice method
* Bump version + authoring
* Correct bad call of method
Small Documentation
* Add super call in python test
* FIX bad field names causing bad quantities in sale.order.line