add contribution guidelines from dev
Merge branch 'master' of github.com:hakimel/reveal.js
use node.js 0.10
added initial styles
ignore generated scss
made text start from top left
added tasks for watching sass files in lib/scss
only keep sass will.scss version
made css sass-like
moved mixins to separate file
added padded, column left and right classes
only have one title slide. changed text
made default transition linear
Merge branch 'master' of github.com:parkin/reveal.js