1.2     2004 July 2 
        Removed module diagnostics, as suggested by Edmund von der Burg
        (evdb (at) ecclestoad (dot) co (dot) uk).  as it is causing some
        unintended warnings

        Removed module warnings as well
        
1.1     MIME::Base64 is now required
        Changed function "dmac" to "emac"

1.0     Initial release
        Formerly called Digest::DMAC
        Digest::EMAC is the same as Digest::DMAC; only the name has
        changed, to be consistent with what it is officially called
        today