[OSM-dev] Changed unsurfaced style in osm.xml

[Christoph Eckert]

> This is because "unsurfaced" can encompass residential roads with no
> made-up surface, and a style appropriate for a right of way
> (formerly, highway=unsurfaced was rendered the same as highway=byway)
> is not appropriate in these cases.

as we are at it: Is there a best practice to keep roads surface in the 
database? When looking at a map to create a bike route, I'd like to 
know if this little way there is tarred, crushrocked, mud or grass. How 
do I apply this to my ways best?

ce