CDB-1788 Exposed file listing filters + better error logging at the imports controller
CDB-1788 Exposed file listing filters + better error logging at the imports controller

nuxcode/cartodb,splashblot/dronedb,thorncp/cartodb,future-analytics/cartodb,nuxcode/cartodb,CartoDB/cartodb,DigitalCoder/cartodb,dbirchak/cartodb,bloomberg/cartodb,raquel-ucl/cartodb,nyimbi/cartodb,bloomberg/cartodb,thorncp/cartodb,splashblot/dronedb,future-analytics/cartodb,future-analytics/cartodb,future-analytics/cartodb,codeandtheory/cartodb,bloomberg/cartodb,DigitalCoder/cartodb,thorncp/cartodb,raquel-ucl/cartodb,nyimbi/cartodb,raquel-ucl/cartodb,UCL-ShippingGroup/cartodb-1,codeandtheory/cartodb,UCL-ShippingGroup/cartodb-1,codeandtheory/cartodb,splashblot/dronedb,dbirchak/cartodb,CartoDB/cartodb,raquel-ucl/cartodb,splashblot/dronedb,bloomberg/cartodb,CartoDB/cartodb,DigitalCoder/cartodb,nuxcode/cartodb,dbirchak/cartodb,dbirchak/cartodb,UCL-ShippingGroup/cartodb-1,dbirchak/cartodb,raquel-ucl/cartodb,nyimbi/cartodb,bloomberg/cartodb,thorncp/cartodb,DigitalCoder/cartodb,nuxcode/cartodb,codeandtheory/cartodb,nyimbi/cartodb,nyimbi/cartodb,UCL-ShippingGroup/cartodb-1,thorncp/cartodb,splashblot/dronedb,codeandtheory/cartodb,future-analytics/cartodb,DigitalCoder/cartodb,nuxcode/cartodb,CartoDB/cartodb,UCL-ShippingGroup/cartodb-1,CartoDB/cartodb