Traffic signs rarely have name and are therefore mostly not
searchable. Remove them completely. Allow street lamps only when
they have a name. Removes about 2M object from a planet instance.
"mini_roundabout" : "skip",
"noexit" : "skip",
"crossing" : "skip",
+ "give_way" : "skip",
+ "stop" : "skip",
+ "street_lamp" : "main,with_name",
"traffic_signals" : "main,with_name",
"service" : "main,with_name",
"cycleway" : "main,with_name",
"mini_roundabout" : "skip",
"noexit" : "skip",
"crossing" : "skip",
+ "give_way" : "skip",
+ "stop" : "skip",
+ "street_lamp" : "main,with_name",
"traffic_signals" : "main,with_name",
"service" : "main,with_name",
"cycleway" : "main,with_name",