CSS only .equalize for desktop view

Replaces equalize.js with CSS only equal heights using display table and table-cell (#75, #907).  

1. FF, Opera, WebKit use CSS only equal heights.
1. IE9/10 use CSS only equal heights with fallback to equalize.js for [class^="module-"] elements (no support for outline-offset).
1. IE7/8 use equalize.js.