refactors named_maps_spec.rb
refactors named_maps_spec.rb

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