[TRAVIS] Also install pg_schema_triggers
[TRAVIS] Also install pg_schema_triggers

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