Merge pull request #1 from ghepting/master

apple touch icon, win8 tile icon, responsive adaptations and a bit of CSS love
Removing a question
Adding google analytics
Correct GA id
Moving GA code to head
Update input-field font-size
New apple touch icon images
Alignment of inputs
Telling Rack to serve images
Merge branch 'master' of github.com-gary:ldewald/should-you-buy-this