Support for CKC_OPENPGP, a vendor-defined extension that others can replicate.
This permits creation of OpenPGP "certificates" as specified on:
http://openfortress.nl/doc/spec/pgp-in-pkcs11/
Overlooked removal of attrNameHashAlgorithm -- which is hereby fixed
Merge pull request #36 from arpa2/openpgp4jakob

Support for CKC_OPENPGP, a vendor-defined extension that others can repl...