into a new road folder to make them easier to locate by folder name when
working in gridarta. Road items in the river and planes foldersare unmoved
as they are stylistically tied very hard to the arches in those locations.
git-svn-id: svn+ssh://svn.code.sf.net/p/crossfire/code/arch/trunk@13402 282e977c-c81d-0410-88c4-b93c2d0d6712
