user/faq
user/installation
- user/upgrade-2.0.x-2.1.0
- user/upgrade-2.0.x-2.0.y
+ user/upgrade-2.0.x-2.1.1
+ user/upgrade-2.1.x-2.1.y
user/migration
user/import
user/create_account
developer/documentation
developer/translate
developer/maintenance
+ developer/redis
+ developer/rabbitmq