OSM: support relations with more than 2000 members in a OSM XML file (#5055)

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@25925 f0d54148-0727-0410-94bb-9a71ac55c965
osmconf.ini: report the waterway attribute for the lines layer (#5056)

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@25927 f0d54148-0727-0410-94bb-9a71ac55c965