added syncAbort and saveAbort to cancel ongoing request
added syncAbort and saveAbort to cancel ongoing request

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