report missing config file, fixes #335 
report missing config file, fixes #335 
spendb/spendb,johnjohndoe/spendb,pudo/spendb,pudo/spendb,johnjohndoe/spendb,CivicVision/datahub,USStateDept/FPA_Core,johnjohndoe/spendb,nathanhilbert/FPA_Core,openspending/spendb,spendb/spendb,openspending/spendb,USStateDept/FPA_Core,CivicVision/datahub,CivicVision/datahub,spendb/spendb,openspending/spendb,USStateDept/FPA_Core,nathanhilbert/FPA_Core,pudo/spendb,nathanhilbert/FPA_Core