Changes ======= 0.00004 - Thu 29 Nov 2007 - Allow observers to specify the name of the method to use when notified. 0.00003 - Wed 14 Nov 2007 - Allow observer to be a subroutine reference 0.00002 - Wed 14 Nov 2007 - Properly use Carp 0.00001 - Tue 13 Nov 2007 - Initial release