updated chart to new vis api
updated chart to new vis api

robmcloughlin/Insights,ThuyNTran/datawrapper,qqming113/datawrapper,kendrick-k/datawrapper,washingtonpost/datawrapper,rubensfernando/datawrapper,washingtonpost/datawrapper,devinit/datawrapper,datafunk/datawrapper,qqming113/datawrapper,qqming113/datawrapper,robmcloughlin/Insights,rubensfernando/datawrapper,motherjones/datawrapper,motherjones/datawrapper,washingtonpost/datawrapper,datafunk/datawrapper,ThuyNTran/datawrapper,devinit/datawrapper,ThuyNTran/datawrapper,datafunk/datawrapper,grepman/datawrapper,washingtonpost/datawrapper,plusgut/datawrapper,grepman/datawrapper,elaOnMars/datawrapper,motherjones/datawrapper,devinit/datawrapper,elaOnMars/datawrapper,grepman/datawrapper,plusgut/datawrapper,rubensfernando/datawrapper,kendrick-k/datawrapper,grepman/datawrapper,datafunk/datawrapper,devinit/datawrapper,kendrick-k/datawrapper,devinit/datawrapper,datafunk/datawrapper,elaOnMars/datawrapper,kendrick-k/datawrapper,motherjones/datawrapper,devinit/datawrapper,kendrick-k/datawrapper,robmcloughlin/Insights,elaOnMars/datawrapper,rubensfernando/datawrapper,datafunk/datawrapper,kendrick-k/datawrapper,grepman/datawrapper,ThuyNTran/datawrapper,qqming113/datawrapper,rubensfernando/datawrapper,ThuyNTran/datawrapper,robmcloughlin/Insights,elaOnMars/datawrapper,qqming113/datawrapper,elaOnMars/datawrapper,motherjones/datawrapper,ThuyNTran/datawrapper,plusgut/datawrapper,qqming113/datawrapper,grepman/datawrapper,washingtonpost/datawrapper,plusgut/datawrapper,motherjones/datawrapper,washingtonpost/datawrapper,robmcloughlin/Insights