moved retired logic to controller
added default => false migration to item
updated items controller to only show active items
refactor content_for title
put page helper into app helper
created before action to load categories in item controller
moved load categories back to item controller from app controller
tweaked header partial to load categories from the categories helper instead of in the veiw
renamed cart_full? to items_in_cart?
moved @items from view into orders controller for order#show
refactored partial to use collection in order show
extract order logic from show => order