* added `old_stopwords` param to `storyWordMatrix` and `wordCount`
3.12.1
* switch two more methods to use POST to send data over so they can request larger batches of results by sending in a big array of story ids (`storyRawCliffResults` and `storyRawNytThemeResults`)
3.12.0
* deprecate `publish_date_query` - switch to `dates_as_query_clause` instead (defaults to inclusive, matching our web tools and typical usage patterns)