Log Message:
Updated p5-Digest-MD5 to 2.30.

changes since 2.27:

   Release 2.30

   Some tweaks to make the module build on perl-5.004 and
   perl-5.005 again.

   Release 2.29

   Another try.  Forgot to update the test checksums.

   Release 2.28

   Fix minor documentation typo.