also toggle availability on ajax update
fix heading_helper when desc was untranslated
allow update to work on totals of multiple GroupOrders
comment
proper event handler for create group_order_article
minor small-screen improvements
Merge branch 'feature-orders_group_edit' into foodcoop-adam-beta

Conflicts:
	app/views/orders/articles_by/_common.html.haml
fix typo
small step to improve navigation