make skip_sidebar! visible

Author: James McKinney

lib/active_admin/resource_controller.rb

@@ -4,6 +4,7 @@
 require 'active_admin/resource_controller/callbacks'
 require 'active_admin/resource_controller/collection'
 require 'active_admin/resource_controller/scoping'
+require 'active_admin/resource_controller/sidebars'
 require 'active_admin/resource_controller/resource_class_methods'
 
 module ActiveAdmin
@@ -22,6 +23,7 @@ class ResourceController < BaseController
     include Callbacks
     include Collection
     include Scoping
+    include Sidebars
     extend  ResourceClassMethods
 
     class << self