Update bubbles() for new backend
Update bubbles() for new backend

johnjohndoe/spendb,CivicVision/datahub,USStateDept/FPA_Core,USStateDept/FPA_Core,pudo/spendb,CivicVision/datahub,spendb/spendb,USStateDept/FPA_Core,spendb/spendb,CivicVision/datahub,pudo/spendb,johnjohndoe/spendb,johnjohndoe/spendb,openspending/spendb,openspending/spendb,nathanhilbert/FPA_Core,pudo/spendb,nathanhilbert/FPA_Core,spendb/spendb,nathanhilbert/FPA_Core,openspending/spendb