code review for SHA256/512 crypt(3c)

[Wyllys Ingersoll]

I prepared a final code review for the "PSARC 2007/642 SHA256/SHA512 
crypt(3C) plugins" project.
Interested parties should have a look and send comments.

http://cr.opensolaris.org/~wyllys/nv

thanks,
  Wyllys Ingersoll