Add an event that is raised when a worker quits, and supply the exit code too. Very useful to intercept and handle quits, but not sure how to apply to TCP worker just yet
Fix alignment, add in unit tests for worker exit/close events
Allow node path to be configured.
Fix termination of child processes.
Fix terminate function and add kill function.
Merge branch 'chrisboulton_master' Raise "close" event when worker processes terminate

https://github.com/cramforce/node-worker/pull/4
Merge remote-tracking branch 'origin/pr/5' Allow path to node executable to be configured

https://github.com/cramforce/node-worker/pull/5

Note: merged using technqiue at https://gist.github.com/piscisaureus/3342247 since
https://github.com/willwhite/node-worker no longer exists(?)
NodeJS compatibility fix: process.ARGV is now process.argv

See http://stackoverflow.com/questions/5825661/node-js-process-argv-vs-process-argv
ARGV was removed in v0.5.10+