2011.07.14, Version 0.5.1 (unstable)
* #1233 Fix os.totalmem on FreeBSD amd64 (Artem Zaytsev)
* #1149 IDNA and Punycode support in url.parse
(Jeremy Selier, Ben Noordhuis, isaacs)
* Export $CC and $CXX to uv and V8's build systems
* Include pthread-win32 static libraries in build (Igor Zinkovsky)
* #1199, #1094 Fix fs can't handle large file on 64bit platform (koichik)
* #1281 Make require a public member of module (isaacs)
* #1303 Stream.pipe returns the destination (Elijah Insua)
* #1229 Addons should not -DEV_MULTIPLICITY=0 (Brian White)
* libuv backend improvements
* Upgrade V8 to 3.4.10