title: //div[@itemprop='headline']
body: //noscript/img | //div[@itemprop='text']
author: //div[@class='meta meta--post']//a[@class='is-author']
date: //div[@class='meta meta--post']//time/@datetime

test_url: http://www.lifehacker.co.uk/2014/08/22/dealhacker-10-google-chromecast-super-cheap-batteries-much
test_url: http://www.lifehacker.co.uk/2014/08/18/andrognito-hides-files-youd-like-keep-away-prying-eyes
