updated func documentation
updated func documentation

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