• Rewrite build script to make it more customizable and flexible.
• Add a humans.txt.
• Numerous .htaccess improvements (including inline documentation).
• Move the alternative server configurations to the H5BP server configs
  repo.
• Use a protocol-relative url to reference jQuery and prevent mixed
  content warnings.
• Optimize the Google Analytics snippet.
• Use Eric Meyer's recent CSS reset update and the HTML5 Doctor reset.
• More robust sub/sup CSS styles.
• Add keyboard .focusable helper class that extends .visuallyhidden.
• Print styles no longer print hash or JavaScript links.
• Add a print reset for IE's proprietary filters.
• Remove IE9-specific conditional class on the html element.
• Remove margins from lists within nav elements.
• Remove YUI profiling.