isaacs/cluster-master — pull request #16 by luk- (2013-08-27 05:27:23+00:00)
Title: Remove SIGKILL.

[SIGKILL cannot be caught or ignored](http://pubs.opengroup.org/onlinepubs/009696699/basedefs/signal.h.html), and throws an error in Node v0.10.x. There's a try/catch block there anyway for Windows, but it makes sense to take this out of the signal handling for cleanliness.