I am able to add pricelist information to the product when i edit directly the product via product form.
However, when i try to add/edit product from the quote form, i am not able to add/remove pricelist information.
Links - no working buttons:
http://screencast.com/t/cyUZ0mpLLG
or
http://screencast.com/t/RXxDd3dAXggC
Link: directly from product
http://screencast.com/t/o3zM3LcIywPz