version 0.006; 2017-07-30
  * no longer include a Makefile.PL in the distribution
  * in documentation, use four-column indentation for all verbatim
    material
  * in META.{yml,json}, point to public bug tracker
  * remove a couple of unused variables from the code
  * convert .cvsignore to .gitignore
version 0.005; 2011-07-17
  * introduce new conversion functions *_to_*nn and *_to_*nf, which
    do the job of *_to_*n but without the annoying context-sensitive
    output convention
  * reword the documentation of all the conversion functions
  * skip Math::BigRat tests if Math::BigRat is of a version that doesn't
    work adequately
  * include META.json in distribution
  * add MYMETA.json to .cvsignore
version 0.004; 2010-07-29
  * use simpler "parent" pragma in place of "base"
  * check for required Perl version at runtime
  * use full stricture in test suite
  * in Build.PL, explicitly declare configure-time requirements
  * remove bogus "exit 0" from Build.PL
  * add MYMETA.yml to .cvsignore
version 0.003; 2009-03-22
  * list all conversion functions explicitly in the documentation
  * test POD syntax and coverage, and rename some internal functions to
    satisfy the coverage test
  * include "distribution_type" entry in META.yml to satisfy CPANTS
  * in documentation, separate "license" section from "copyright" section
  * use full stricture in Build.PL
  * remove from .cvsignore items that don't occur with Module::Build
version 0.002; 2007-09-08
  * bugfix: in initialisation, override any ambient $SIG{__DIE__}
    handler when using eval { }
  * in documentation, use correct parameter name "...DN" for jdn_to_mjd()
    and similar functions
  * test explicitly for correct class of result
  * in documentation, more explicit definition of CJD in terms of JD
  * in documentation, note that the DJD epoch coincides with J1900.0
    only in Terrestrial Time
  * in documentation, add more notes on the origin of the day count
    systems
  * include explicit ".0" on integral JD values, for clarity
  * in documentation, reference Date::MSD (the Martian equivalent of
    this module)
  * build with Module::Build instead of ExtUtils::MakeMaker
  * complete dependency list
  * express relationship with versions of Math::BigRat as a conflict
    rather than a dependency
  * include signature in distribution
version 0.001; 2007-01-20
  * bugfix: functions should not modify their arguments (the functions
    such as rjdn_to_jdn() attempted to if given a zero day fraction)
  * use "day fraction" and "XYZDF" terminology in place of the less
    specific "time of day" and "TOD"
version 0.000; 2006-05-18
  * initial released version