2011.03.18, Version 0.4.3 (stable)

* Don't decrease server connection counter again if destroy() is called more
	than once GH-431 (Andreas Reich, Anders Conbere)

* Documentation improvements (koichik)

* Fix bug with setMaxListeners GH-682

* Start up memory footprint improvement. (Tom Hughes)

* Solaris improvements.

* Buffer::Length(Buffer*) should not invoke itself recursively GH-759 (Ben
  Noordhuis)

* TLS: Advertise support for client certs GH-774 (Theo Schlossnagle)

* HTTP Agent bugs: GH-787, GH-784, GH-803.

* Don't call GetMemoryUsage every 5 seconds.

* Upgrade V8 to 3.1.8.3
