4 commits

Author	SHA1	Message	Date
Colin Kuskie	a61ab090ee	convert Shop::Tax to use exceptions	2008-02-27 00:35:10 +00:00
JT Smith	fc88668399	added InvalidParam, renamed WrongObjectType to InvalidObject	2008-02-26 23:00:54 +00:00
JT Smith	d3600e31d4	added WrongObjectType	2008-02-26 22:48:10 +00:00
JT Smith	06e902c019	base exception system	2008-02-26 22:12:39 +00:00