Revision history:

0.04  Wed Jul 15 11:30:00 2009
    - POD fix
    - Switch module usage removed due to the long initialization delay
    - Fixed bug with literal month names

0.03  Fri Jun 26 18:00:00 2009
    - POD fix
    - prerequisites added to Makefile.PL
    - more tests added

0.02  Tue Jun 9 15:00:00 2009
    - POD fixes
    - to_array() function added to ::TreeSet
    - Makefile.PL dependency fixed

0.01  Sun Jun 7 20:00:00 2009
    - initial release
