don't include subtitles data, including srts and json data.  Make sure to create output directory if it doesn't exist.
remove main dependencies on language json files; move dependencies into central app
Merge branch 'remove_language_dependencies' into zip_without_subtitles_info
Deleted unused files and reorganized cache_subtitles to only need a single json file.
Updating to leverage the get_all_languages script.
Embedded get_all_languages directly into the flow of cache_subtitles.
Merge pull request #594 from bcipolli/zip_without_subtitles_info

zip_kalite should exclude subtitles and subtitle data
Dylan scratched my back, so I scratched his.