Imported From: http://groups.google.com/group/in-portal-dev/browse_thread/thread/d7a4deac132f92ba#
I've changed shipping quote engine integration a little bit, so it's now
easier to add new shipping quote engines.
Only thing, that left is display different editing template, for each of
shipping quote engines.
Please test that as soon as possible and maybe we can even place it in 5.1.0
release.
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Best Regards,
http://www.in-portal.com
http://www.alex-time.com