Changes for Crypt::PBKDF2

Version 0.101170: 2010-04-26
  * Updated SEE ALSO section.
  * Repository in META.
  * Added Changes file.

Version 0.101160: 2010-04-26
  * Initial release to CPAN.
  * HMACSHA1, HMACSHA2, and DigestHMAC hashers included.
