force english as uniq locale

app/controllers/application_controller.rb

@@ -127,18 +127,7 @@ class ApplicationController < ActionController::Base
   end
 
   def set_localization
-    lang = nil
-    if User.current.logged?
-      lang = find_language(User.current.language)
-    end
-    if lang.nil? && request.env['HTTP_ACCEPT_LANGUAGE']
-      accept_lang = parse_qvalues(request.env['HTTP_ACCEPT_LANGUAGE']).first
-      if !accept_lang.blank?
-        accept_lang = accept_lang.downcase
-        lang = find_language(accept_lang) || find_language(accept_lang.split('-').first)
-      end
-    end
-    lang ||= Setting.default_language
+    lang = Setting.default_language
     set_language_if_valid(lang)
   end