[ ] Get rid of munge_strings, reading this info from the variables in the formulas for the elements. (e.g., implies that there are munge strings in the count headers)
[ ] Replace the sections headed [in_count_headers] etc. by one section [munge formulas]
[ ] If info is read from count headers, then count locations have to be by column number, right? So there are no count field names, right?
[ ] Read list of count_header_row_numbers from the formulas.
munge_strings, reading this info from the variables in the formulas for the elements. (e.g.,[in_count_headers]etc. by one section[munge formulas]