update #1

Mark-up Changes:

• Change doctype from XHTML strict to HTML

• Update mark-up to make use of HTML5 footer, section, aside and header tags.

• Add appropriate ARIA roles to header, main section and footer of blog.

• Move javascript calls out of <head> and into <body> to help downloading of scripts.

CSS Changes:
• Condense responsive classes to cut down on repetition

• Condense various elements that share like styles into a single declaration w/ additional element/class declarations to extend base styling.

• reorder some rulesets for easier readability

• there were a few typos of the -moz- prefix, where the first - was missing. fixed

• add in -moz- keyframes and -moz-animation for the rotating animation.
Merge pull request #5 from scottaohara/markup_and_css_cleanup-update

Various BTS updates.