2011.06.29, Version 0.4.9 (stable)

* Improve documentation

* #1095 error handling bug in stream.pipe() (Felix Geisendörfer)

* #1097 Fix a few leaks in node_crypto.cc (Ben Noordhuis)

* #562 #1078 Parse file:// urls properly (Ryan Petrello)

* #880 Option to disable SSLv2 (Jérémy Lal)

* #1087 Disabling SSL compression disabled with early OpenSSLs.

* #1144 debugger: don't allow users to input non-valid commands
  (Siddharth Mahendraker)

* Perf improvement for util.inherits

* #1166 Support for signature verification with RSA/DSA public keys
  (Mark Cavage)

* #1177 Remove node_modules lookup optimization to better support
  nested project structures (Mathias Buus)

* #1203 Add missing scope.Close to fs.sendfileSync

* #1187 Support multiple 'link' headers

* #1196 Fix -e/--eval can't load module from node_modules (Koichi Kobayashi)

* Upgrade V8 to 3.1.8.25, upgrade http-parser.
