Update parser to use metadata and handle older CREC files
Update parser to use metadata and handle older CREC files

sunlightlabs/Capitol-Words,sunlightlabs/Capitol-Words,sunlightlabs/Capitol-Words,propublica/Capitol-Words,propublica/Capitol-Words,propublica/Capitol-Words,sunlightlabs/Capitol-Words,propublica/Capitol-Words,sunlightlabs/Capitol-Words,sunlightlabs/Capitol-Words,sunlightlabs/Capitol-Words