Added the commit hook for gerrit and host the hook on theia website

Squashed commit of the following:

commit a83f0d8bc36b73874d7665c9b92e7607b447f729
Author: Chris Sweeney <cmsweeney@cs.ucsb.edu>
Date:   Fri Apr 18 11:51:23 2014 -0700

    Updated patch for line width attempt 2

Change-Id: Id72f86893819463e313c2929931855cedcee1f89