- made active admin to respond by root url

app/admin/document.rb

@@ -11,8 +11,8 @@
     end
     actions defaults: false do |doc|
       item fa_icon('download'), doc.file.url, class: 'member_link'
-      item fa_icon('edit'), edit_admin_folder_document_path(doc.folder, doc), class: 'member_link'
-      item fa_icon('trash'), admin_folder_document_path(doc.folder, doc), method: :delete, class: 'member_link'
+      item fa_icon('edit'), edit_folder_document_path(doc.folder, doc), class: 'member_link'
+      item fa_icon('trash'), folder_document_path(doc.folder, doc), method: :delete, class: 'member_link'
     end
 
   end

app/admin/folder.rb

@@ -5,11 +5,11 @@
 
   index do
     column :name do |folder|
-      link_to folder.name, admin_folder_documents_path(folder)
+      link_to folder.name, folder_documents_path(folder)
     end
     actions defaults: false do |folder|
-      item fa_icon('edit'), edit_admin_folder_path(folder), class: 'member_link'
-      item fa_icon('trash'), admin_folder_path(folder), method: :delete, class: 'member_link'
+      item fa_icon('edit'), edit_folder_path(folder), class: 'member_link'
+      item fa_icon('trash'), folder_path(folder), method: :delete, class: 'member_link'
     end
   end
 

config/initializers/active_admin.rb

@@ -33,7 +33,7 @@
   #   config.default_namespace = false
   #
   # Default:
-  # config.default_namespace = :admin
+  config.default_namespace = false
   #
   # You can customize the settings for each namespace by using
   # a namespace block. For example, to change the site title

config/routes.rb

@@ -1,5 +1,4 @@
 Rails.application.routes.draw do
   devise_for :admin_users, ActiveAdmin::Devise.config
   ActiveAdmin.routes(self)
-  root to: 'visitors#index'
 end