LearnBoost/socket.io — pull request #1313 by tylermcginnis33 (2013-09-12 02:13:33+00:00)
Title: Remove unnecessary comma from documentation

A comma is used when there are three or more items in a series or when you are separating two or more independent clauses. [source](http://www.getitwriteonline.com/archive/020204whencommabfand.htm)