ogr2ogr: add debug output when non-existing destination fields are skipped
nas: also accept XML files that have AAA-Fachschema.xsd in header (and remove trailing whitespace)

From: Juergen E. Fischer <jef@norbit.de>

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@25551 f0d54148-0727-0410-94bb-9a71ac55c965
space out remainder of step evenly between start and end of arcs

From: Juergen E. Fischer <jef@norbit.de>

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@25552 f0d54148-0727-0410-94bb-9a71ac55c965
add EPSG:25833 to NAS driver

From: Juergen E. Fischer <jef@norbit.de>

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@25553 f0d54148-0727-0410-94bb-9a71ac55c965