layer_id added to named map layer vizjson data
layer_id added to named map layer vizjson data

bloomberg/cartodb,bloomberg/cartodb,CartoDB/cartodb,codeandtheory/cartodb,CartoDB/cartodb,splashblot/dronedb,codeandtheory/cartodb,splashblot/dronedb,codeandtheory/cartodb,codeandtheory/cartodb,bloomberg/cartodb,CartoDB/cartodb,codeandtheory/cartodb,splashblot/dronedb,bloomberg/cartodb,bloomberg/cartodb,splashblot/dronedb,CartoDB/cartodb,CartoDB/cartodb,splashblot/dronedb