add html slides and pdf version

public/Gruntfile.js

public/LICENSE

public/README.md

public/bower.json

public/css/homebutton.css

public/css/print/paper.css

public/css/print/pdf.css

public/css/reveal.css

public/css/reveal.scss

public/css/theme/README.md

public/css/theme/beige.css

public/css/theme/black.css

public/css/theme/blood.css

public/css/theme/league.css

public/css/theme/moon.css

public/css/theme/night.css

public/css/theme/serif.css

public/css/theme/simple.css

public/css/theme/sky.css

public/css/theme/solarized.css