make entry view support entries missing to/from.
make entry view support entries missing to/from.

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