Log Message:
Update node.js to 0.8.3.

2012.07.19, Version 0.8.3 (Stable)
* V8: upgrade to 3.11.10.15
* npm: Upgrade to 1.1.43
* net: fix net.Server.listen({fd:x}) error reporting (Ben Noordhuis)
* net: fix bogus errno reporting (Ben Noordhuis)
* build: Move npm shebang logic into an npm script (isaacs)
* build: fix add-on loading on freebsd (Ben Noordhuis)
* build: disable unsafe optimizations (Ben Noordhuis)
* build: fix spurious mksnapshot crashes for good (Ben Noordhuis)
* build: speed up genv8constants (Dave Pacheco)
* fs: make unwatchFile() remove a specific listener (Ben Noordhuis)
* domain: Remove first arg from intercepted fn (Toshihiro Nakamura)
* domain: Fix memory leak on error (isaacs)
* events: Fix memory leak from removeAllListeners (Nathan Rajlich)
* zlib: Fix memory leak in Unzip class. (isaacs)
* crypto: Fix memory leak in DecipherUpdate() (Ben Noordhuis)