- rename my_default_calculation_script_id to my_calculation_script_id to be
consistent with script in lines
- change system preference title (it was set to BPM because of copy/paste
mistake)

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@27863 20353a03-c40f-0410-a6d1-a30d3c3de9de