Immutant 2 (The Deuce) Beta1 发布了，Immutant 是一个 Clojure 的应用服务器，这是一个基于 JBoss AS 7 的集成平台，用于 Ring 处理、异步消息、缓存、任务调度、XA 事务、集群和守护进程等等。
该版本在 API、性能和对 WildFly 8 和 WildFly 9 的兼容性上都已经稳定。
完整的改进记录包括： [IMMUTANT-399] - Add listeners interface for InfiniSpan caches [IMMUTANT-468] - Records can't be sent over pipeline when embedded, but work in-container [IMMUTANT-503] - Figure out what we're missing from our poms that clojars promotion expects [IMMUTANT-504] - :context passed to msg/topic is ignored [IMMUTANT-505] - immutant.wildfly causes wildlfly deploy to fail [IMMUTANT-506] - Set the character encoding correctly for response content [IMMUTANT-507] - Add option to run compute-bound handlers on IO thread [IMMUTANT-508] - immutant.web.middleware/wrap-session misbehaves outside of server context [IMMUTANT-510] - Consider adding more options to immutant.web.middleware/wrap-session [IMMUTANT-511] - Catch errors from browse-url in run-dmc [IMMUTANT-512] - Make the usage of ?-suffixed keywords for boolean options consistent [IMMUTANT-513] - add section about context modes to messaging guide
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