Visualization plugins can handle assets like themes. If your plugin needs assets, specify them in the meta with the key assets.
ASSET_PATH deprecated
Merge branch 'feature/visualization-assets' of github.com:datawrapper/datawrapper into feature/visualization-assets
Merge branch 'feature/visualization-assets' into develop
removed THEME_ASSET_PATH, renamed VIS_ASSET_PATH to VIS_STATIC_PATH
removed global vars, overwriting vis static path
cleaned up chart.twig
setting vis static path to '' in published charts
renaming $minified to $published