When user clicks an interactive graph, browser should download vega spec (from api) and the vega libraries (from resource loader) at the same time.
See https://github.com/wikimedia/mediawiki-extensions-Graph/blob/master/modules/graph-loader.js#L32
When user clicks an interactive graph, browser should download vega spec (from api) and the vega libraries (from resource loader) at the same time.
See https://github.com/wikimedia/mediawiki-extensions-Graph/blob/master/modules/graph-loader.js#L32