"This event is emitted when io.js empties its event loop..."
PR-URL: https://github.com/iojs/io.js/pull/837
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
## Event: 'beforeExit'
-This event is emitted when io.js empties it's event loop and has nothing else to
+This event is emitted when io.js empties its event loop and has nothing else to
schedule. Normally, io.js exits when there is no work scheduled, but a listener
for 'beforeExit' can make asynchronous calls, and cause io.js to continue.