[UPD] Ported 04sb version of account_anglosaxon invoice.py and updated relevant bugs
[UPD] Ported 04sb version of account_anglosaxon invoice.py and updated relevant bugs

gdgellatly/OCB1,gdgellatly/OCB1,gdgellatly/OCB1,gdgellatly/OCB1,gdgellatly/OCB1,gdgellatly/OCB1,gdgellatly/OCB1,gdgellatly/OCB1