• Change starting CSS to be based on normalize.css instead of reset.css
  (#500).
• Add Respond.js media query polyfill.
• Add Google Chrome Frame script prompt for IE6 users.
• Simplify the html conditional comments for modern browsers and add
  an oldie class.
• Update clearfix to use "micro clearfix".
• Add placeholder CSS MQs for mobile-first approach.
• Add textarea { resize: vertical; } to only allow vertical resizing.
• Add img { max-width: 100%; } to the print styles; prevents images
  being truncated.
• Add Site Speed tracking for Google Analytics.
• Update to jQuery 1.6.2 (and use minified by default).
• Update to Modernizr 2.0 Complete, Production minified (includes
  yepnope, html5shiv, and Respond.js).
• Use Modernizr.load() to load the Google Analytics script.
• Much faster build process.
• Add build script options for CSSLint, JSLint, JSHint tools.
• Build script now compresses all images in subfolders.
• Build script now versions files by SHA hash.
• Many .htaccess improvements including: disable directory browsing,
  improved support for all versions of Apache, more robust and extensive
  HTTP compression rules.
• Remove handheld.css as it has very poor device support.
• Remove touch-icon link elements from the HTML and include improved
  touch-icon support.
• Remove the cache-busting query paramaters from files references in
  the HTML.
• Remove IE6 PNGFix.