added import cleaning to remove all failed file/tables
added import cleaning to remove all failed file/tables

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