Log Message:
Updated to version 0.29.

Pkgsrc changes:
  - none

Relevant changes since version 0.28:
====================================
Version 0.29 - released 2007-11-08
 * verifiers can now access all parsed signatures and their results,
   not just signatures that were fully tested
 * signer policies can now specify what private key file to use
 * some other minor API improvements
 * bugfixes:
   * for DomainKeys signatures, fixed a compatibility issue handling
     the h= tag
   * for DKIM, signature expirations had been ignored
   * for DKIM, signature identities did not have to match the domain
   * for DKIM, public key granularity field had been ignored