* bad creation of a dictionnary with the dictionary comprehension syntax.
correction of the syntax.
* unnecessery use of decimal precision function because the wizard is already
in the good decimal precision. Remove the decimal precision call and lib.
* traceback when the valuation account was not defined on product category.
raise exception when no valuation account, to explain the user why he can't
change the price.
Pierre Masereel
c43b338bed