v1.0.4

* Fix didn't close the proxy listen connection when unaccept
* Fix server connection event wasn't removed when failed to connect the
server
* Add the pools and servers tag in stats json

v1.0.3

• Supports max open files in config file
• Shrink the free mbuf when exceeding the MBUF_RESERVED(4096)

v1.0.2

FIX: pmsg(https://github.com/twitter/twemproxy/issues/149) in rsp_rec…