Changes between 0.9.7g and 0.9.7h [XX xxx XXXX]
+ *) Add support for smime-type MIME parameter in S/MIME messages which some
+ clients need.
+ [Steve Henson]
+
*) New function BN_MONT_CTX_set_locked() to set montgomery parameters in
a threadsafe manner. Modify rsa code to use new function and add calls
to dsa and dh code (which had race conditions before).