update for base 13.1.0 image
remove jsl, jsstyle submodules
fix jsl warning
kart 'raw' tries to convert circular structure to JSON
initial work on manta-fying kartlytics
flesh out video-webm job
add aggregation job
add script to run whole pipeline
update packages
add Google Analytics code
webm file names should start from 0
don't translate spaces to underscores in PNG image names
update kartlytics web server for Manta-based storage
polish run_all script a bit more
beef up README