2010-02-05  john verzani  <verzani@john-verzanis-macbook-pro.local>

	* R/items.R (choiceItem): bug fix
	(obj$validate): fix to table and handler

2010-02-02  john verzani  <verzani@john-verzanis-macbook-pro.local>

	* R/controller.R: put in check for model being set to NULL from widget.

2010-02-01  john verzani  <verzani@john-verzanis-macbook-pro.local>

	* R/editor.R: added block/unblock handler to svalue<- call.

	* R/items.R: Put back update_ui/enabled ... into items. Otherwise
	aContext doesn't have a means to work.

2010-01-21  john verzani  <verzani@john-verzanis-macbook-pro.local>

	* R/items.R: moved update_ui/enabled_when/visible_when out of
	items. They belong in containers, itemgroups.

2010-01-19  john verzani  <verzani@john-verzanis-macbook-pro.local>

	* R/base.R (next_method): new method for finding next method in parent environment

	* R/base.R (has_slot): mutatr method replacing exist(keu, envir-.)

	* R/itemgroup.R: added set_model method

