ZURB Foundation
Require gems using Bundler instead of manually
Use jQuery instead of Zepto

Wider compatibility
Use Foundation's name for Modernizr file
Move Mathjax require to bottom of page body

with the other JavaScripts (except Modernizr)
Properly load Foundation JS
Move definition of disqus_shortname

Fixes undefinied variable error on blog index w/o code duplication
HTML compression

Allows nicer template layouts by removing extra whitespace from HTML
files on compilation
Move social menu to header
Compass sticky footer
Remove Twitter and latest posts blocks from index
1x and 2x scaled images
Optimized images
Load HiDPI avatar image
Horizontal social icon list
HiDPI social icons
Fixed extra top margin
Footer line height and font size
Font face and page background color
Fix excess margin below footer