sets default values for min and max in widget model
sets default values for min and max in widget model

CartoDB/cartodb,splashblot/dronedb,CartoDB/cartodb,splashblot/deep-insights.js,splashblot/dronedb,splashblot/dronedb,CartoDB/cartodb,splashblot/dronedb,CartoDB/cartodb,splashblot/deep-insights.js,splashblot/dronedb,CartoDB/cartodb