Merge pull request #5 from jbt/master

Add autoprefixer for CSS, swap sqwish for better clean-css
v0.1.1 add autoprefixer and swap sqwish for clean-css
v0.1.2 autoprefixer browser options
v0.1.3 npm is crap
v0.1.4 update uglify + autoprefixer
v1.0.0 refactor, live generation, cluster workers + more
NTS: don't forget how to write tables
multi-fial
v1.1.0 markdown + highlight.js support
add markdown to default config
v1.1.1 add options to disable minification/autoprefixer
v1.1.2 update main to be lib/Serenity to allow requiring
v1.1.3 minify inline style elements
Queue jobs when workers are saturated rather than failing. Also g -> G