When building graph finished roadClosures are ignored
hour_on/off can be null in roadClosure
Road closure accepts url tag
Forward and rewerse edges are closed now

Before only one direction was closed.
Now we compare geometry forward and backward.
Add url support to roadClosure
Ignores routeClosures on internal routing
Exception in roadClosureInfo returns tagName now
Road closures can now be giwen with OSM way ID
Closed road info is debug
Merge branch 'roadClosure' into slo_loc_timeformat_roads