Revision history for Digest-ECHO

0.03  Thu Nov 11 19:16:03 UTC 2010
    - Fixed reset method.

0.02  Wed Nov 10 05:32:39 UTC 2010
    - Updated add_bits to accept bit strings that are not a multiple of 8.

0.01  Mon Nov  8 20:56:35 UTC 2010
    - Initial distribution.