Moved Botan helpers to its namespace

lib/telegram/bot/botan.rb

@@ -3,6 +3,7 @@ module Telegram
     class Botan
       TRACK_URI = 'https://api.botan.io/track'.freeze
 
+      autoload :ControllerHelpers, 'telegram/bot/botan/controller_helpers'
       class Error < Bot::Error; end
 
       include DebugClient

lib/telegram/bot/botan/controller_helpers.rb

@@ -1,8 +1,8 @@
 module Telegram
   module Bot
-    class UpdatesController
+    class Botan
       # Helpers for botan.io metrics.
-      module Botan
+      module ControllerHelpers
         class MissingFrom < Error; end
 
         protected

lib/telegram/bot/updates_controller.rb

@@ -59,7 +59,6 @@ module Telegram
       require 'telegram/bot/updates_controller/reply_helpers'
       autoload :CallbackQueyContext, 'telegram/bot/updates_controller/callback_query_context'
       autoload :MessageContext, 'telegram/bot/updates_controller/message_context'
-      autoload :Botan, 'telegram/bot/updates_controller/botan'
 
       include AbstractController::Callbacks
       # Redefine callbacks with default terminator.