Adds test to verify that 'nil' geocding_quota is cast to '0'
Adds test to verify that 'nil' geocding_quota is cast to '0'

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