Changes between 0.9.8b and 0.9.9 [xx XXX xxxx]
*) Initial support for PKCS#5 v2.0 PRFs other than default SHA1 HMAC.
+ Reorganize PBE internals to lookup from a static table using NIDs,
+ add support for HMAC PBE OID translation. Add a EVP_CIPHER ctrl:
+ EVP_CTRL_PBE_PRF_NID this allows a cipher to specify an alternative
+ PRF which will be automatically used with PBES2.
[Steve Henson]
*) Replace the algorithm specific calls to generate keys in "req" with the