User Profile Display and Update
* Fix empty region list on account page
* Use profile will save and recall values properly
* Region list is returned as array when "as_array" is true
* Region properties when returned as an array lose the '_' orefix used for class private variables.
* Region list is returned sorted by region name
* Fixed parameter order on wpsc_update_visitor_meta

Conflicts:
	wpsc-includes/wpsc-country.class.php