Rails 3.0.6 发布：包含重要安全修复

Rails 3.0.6 发布了！包含一个重要的安全问题修复，请尽快升级。

主要修复问题：

•The above security fix in ActionPack

•Un-deprecating the reorder method in ActiveRecord

•A backport of "cheaper attributes reads" in ActiveRecord

•Correctling handling before_type_cast on timezone aware attributes

•Escaping binary data in sqlite3 inserts

•Fixing schema support for the mysql adapter

详细更新信息及下载地址：https://github.com/rails/rails/tree/3-0-6