require confirmation of orders when payorder is enabled

Conflicts:
	db/schema.rb
	lib/foodsoft_payorder/README.md
	lib/foodsoft_payorder/lib/foodsoft_payorder/update_group_order_articles.rb
	spec/models/payorder_spec.rb
user-interface for payorder confirmation

Conflicts:
	lib/foodsoft_payorder/lib/foodsoft_payorder/update_group_order_articles.rb