Remove unused font 'Quicksand'

The font is not referenced anywhere.
Remove custom font-size for .cmd, use body font-size
Instantiate tooltips via collection to do it all at once
Upgrade Rivets from 0.4.5 to 0.4.9 and use JS version
JSHint configured_rivets.js
Remove unused vars and console.log calls
Remove redundant float:left

.left, .middle, and .right are .spanX, which already have float:left.
Always show close button
Render main menu as plain HTML instead of HBS

Since there is no Handlebars rendering in the main menu, write it as
plain HTML in index.html to get rid of a template and HTML interpreting.
Drop <IE7 warnings, IE6 is long gone
Move results header into index.html, there's no Handlebars
Remove .all-jobs-count updates already handled by Rivets