version 0.001; 2007-02-02

  * new functions utc_day_to_mjdn() and utc_mjdn_to_day(), duplicated
    from Time::UTC, for interconversion with MJDNs for interoperability
    with other code that deals with UT days

  * test explicitly for correct class of results

version 0.000; 2006-07-04

  * initial released version