netgen-4.9 makefiles
occ-init for windows (otherwise occ is shared library)
makefile fixes
* Drops export check-in: edge-based curvature informaiton is written out ... (hacky), TODO: clean up =D
 * drops-export minor change: edge is represented by average coord of vertex coords
 * drops-export minor change: edge is represented by aligned vertices and deformed midpoint...
fixes thanks to Stefan Hain
include config.h only if HAVE_CONFIG_H is defined