Remove order admin page filter 'show only unfulfilled orders' as done on spree 2

app/assets/javascripts/admin/orders/controllers/orders_controller.js.coffee

@@ -26,7 +26,6 @@ angular.module("admin.orders").controller "ordersCtrl", ($scope, RequestMonitor,
       'q[bill_address_firstname_start]': $scope['q']['bill_address_firstname_start'],
       'q[bill_address_lastname_start]': $scope['q']['bill_address_lastname_start'],
       'q[completed_at_not_null]': $scope['q']['completed_at_not_null'],
-      'q[inventory_units_shipment_id_null]': $scope['q']['inventory_units_shipment_id_null'],
       'q[distributor_id_in]': $scope['q']['distributor_id_in'],
       'q[order_cycle_id_in]': $scope['q']['order_cycle_id_in'],
       'q[order_cycle_id_in]': $scope['q']['order_cycle_id_in'],

app/controllers/spree/admin/orders_controller_decorator.rb

@@ -36,8 +36,6 @@ Spree::Admin::OrdersController.class_eval do
     created_at_gt = params[:q][:created_at_gt]
     created_at_lt = params[:q][:created_at_lt]
 
-    params[:q].delete(:inventory_units_shipment_id_null) if params[:q][:inventory_units_shipment_id_null] == "0"
-
     if !params[:q][:created_at_gt].blank?
       params[:q][:created_at_gt] = Time.zone.parse(params[:q][:created_at_gt]).beginning_of_day rescue ""
     end

app/views/spree/admin/orders/_filters.html.haml

@@ -30,10 +30,6 @@
         %label
           = f.check_box :completed_at_not_null, {:checked => @show_only_completed, 'ng-model' => 'q.completed_at_not_null'}, '1', ''
           = t(:show_only_complete_orders)
-      .field.checkbox
-        %label
-          = f.check_box :inventory_units_shipment_id_null, {'ng-model' => 'q.inventory_units_shipment_id_null'}, '1', '0'
-          = t(:show_only_unfulfilled_orders)
     .field-block.alpha.eight.columns
       = label_tag nil, t(:distributors)
       = select_tag("q[distributor_id_in]",

config/locales/en.yml

@@ -242,7 +242,6 @@ en:
   notes: Notes
   error: Error
   processing_payment: Processing payment...
-  show_only_unfulfilled_orders: Show only unfulfilled orders
   filter_results: Filter Results
   quantity: Quantity
   pick_up: Pick up