0.03  Mon Dec 20 10:04:23 EST 1999
	* MAJOR BUG - commit() was not committing!!!
	* added is_changed()
	- columns('Essential') now autogenerated from columns('All') if not already present.
	- columns('Essential') is now prefered for most SELECT statements instead of just columns().

0.02
	* First working version
	* First version sent to CPAN