vtws_revise changes Salesorder amounts

[joebordes]

I just committed a change to support inventory modules in the revise method.

https://github.com/tsolucio/corebos/commit/12f2229d1ee799a09ef6f0edf54ffa89efc59a0b

and another to support deleting product lines

https://github.com/tsolucio/corebos/commit/e712517910a454ce509740b23fe8aa3c63891ee1