if tested_base_category_list is not passed in SolverTool.searchTargetSolverList(), no need to use [] instead of None, otherwise category matching does not work as expected.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36510 20353a03-c40f-0410-a6d1-a30d3c3de9de