rspamd 0.5.5 發布，反垃圾郵件系統

Rspamd是一個反垃圾郵件系統設計得比SpamAssassin工作速度快，采用事件模型和各種優化。其最重要的特點是針對不同的消息部位應用正則表達式和Lua規則過濾。一些內置的消息分析，模糊哈希支持，SURBL過濾器，電子郵件和字符表。支持遠程管理，控制操作界面和一個Lua插件系統，收集，統計支持（OSB/貝葉斯），和一個基于AJAX的Web管理界面。

發布說明：The Bayes statistical module now uses the inverse chi-square distribution for normalizing, which increases accuracy of spam filtering. Support for IPv6 was improved with the ability to listen on IPv6 addresses, address selection algorithms, and support for IPv6 DNS resolvers. Fuzzy storage has been improved to support update requests only from specific IP addresses. A number of bugs in the main code and Web UI were fixed. A CentOS RPM spec file has been added