gen_clips.py --aris_dir [location of source files]
--clip_dir [location to output unzipped images]
--dump_dir [location to output json dumps of created clips]
--river_name [eg. kenai]
--river_location [eg. ak]
--zip_location [location to output zipped images for annotation]
https://kulits.github.io/vatic.js/index.html
convert_annotations.py --json_dump_path [path to json dump of annotated files created in the previous step]
--xml_dir [location of annotations created in the previous step]
--output_path [location of place to put converted annotations]