Add automatic create_date and write_date
Add create_uid and write_uid (to admin)
Add account id
Add currency id
Add user id
Add reference type
Add journal_id
Add type
Add state
Add header values
Add partner id
Add customer id
Update a removed field
Update a removed field
Fix a typo
Remove requirements which have a default value
Add sent, reconciled
Add  invoice origin
Add invoice origin fields
Add residual
Add lines saving