Better handling of unexpected SQL test failures
Better handling of unexpected SQL test failures

These include missing 'expect' file or other system failures
(permission denied, can't connect etc.) or SQL syntax errors.

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