make styles.css available at http://domain/styles.css
added "request" package as node requirement
added favicon.ico so it doesn't try to watch http://favicon.ico
use iframe instead of div
remove manual startTracking call
when client connects, increase clientCount for thar url and set callback for disconnect event
before startTracking, check if it is already tracking
fix req.url includes preceding "/" character
when iFrame is updated, emit event to all clients with url and timestamp
on start button click, open websocket connection to server, on stop, close connection
updated request url to include preceding "http://", do not checkURL if no clients for this URL yet
Merge branch 'master' of https://github.com/divmain/f5yourself into socketIO_implemented

Conflicts:
	app.js
	templates/pageview.hbs