controller.rb in trestle-0.8.11

- old
+ new

@@ -10,10 +10,12 @@
         def controller_path
           admin ? admin.controller_path : super
         end
       end
 
-      delegate :admin, to: :class
+      def admin
+        @_admin ||= self.class.admin.new(self)
+      end
       helper_method :admin
 
     protected
       def breadcrumbs
         @breadcrumbs ||= admin.breadcrumbs.dup