Remove account journal type
As discussed on https://groups.google.com/d/msg/tryton/-NybX6rT7qo/WJS_rkHQBAAJ the journal type will be better managed by a selection field instead of using a separate model
As discussed on https://groups.google.com/d/msg/tryton/-NybX6rT7qo/WJS_rkHQBAAJ the journal type will be better managed by a selection field instead of using a separate model