真给力！我0.4.0版本的环境刚弄好

主要是一些bug fix工作，ChangeLog如下：

2011.02.19, Version 0.4.1 (stable)



* Fixed field merging with progressive fields on writeHead()

  (TJ Holowaychuk)



* Make the repl respect node_modules folders (isaacs)



* Fix for DNS fail in HTTP request (Richard Rodger)



* Default to port 80 for http.request and http.get.



* Improve V8 support for Cygwin (Bert Belder)



* Fix fs.open param parsing. (Felix Geisendörfer)



* Fixed null signal.



* Fix various HTTP and HTTPS bugs



* cmake improvements (Tom Hughes)



* Fix: TLS sockets should not be writable after ‘end’



* Fix os.cpus() on cygwin (Brian White)



* MinGW: OpenSSL support (Bert Belder)



* Upgrade V8 to 3.1.5, libev to 4.4.