Set versions to 0.8
Display indicator for sales that have returns.
Automatically calculate account receivable deduction for sales returns.
Guards for claims that are  exceed the returned products in sales return.
Add feature to calculate which products to replace and how much account recevaible to reduce for a sales return.
Fixes error message that is not cleared.
Add packages to purchase returns.
Add feature to print purchase return invoice.
Add feature to print package information for purchase return invoice.
Add feature to print sales return invoice.
Improve unit test to prevent modification of lhs.
Display invoice print preview after saving new sales return.
Change to not create new bonus point history if total point is zero.
Don't show deleted invoices in delivery screen.
Add printing for bonus point history.
Add delivery order reports.
Add summary of all products to be delivered.
Add logo and company name to reports.
Fixes failed test.