Adding a few usefull gems.
[#67366124] Define delivery object and delivery_item object.
[#67366124] update db delivery_items
[#67366124] Install rspec.
[#67366124] update db delivery_items v2
[#67366124] update db delivery_items v3
add gem "inherit_resources" process
adjust UI
[#67366124] update db delivery_items v4
Importing AngularJS.
[#67366124] Define attributes of delivery.
Removing require_tree ./angular.
add seeds process
update db:seed, add shipping_weight_unit to delivery_items
[#67366124] Show Pick list.
With a little angular.
[#67366420] Inistial API doc for pick list
[#67366124] convert json to model, then save
Set root to picklist.
[#67366124] Updating the maximum number of concurrent UNPICKED deliveries in the list to 3.