Add migration to store batched field
Add migration to store batched field

Targetted at hi-res geocodings

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