Adding some sweet graphics
Moving all css/img/etc into an 'assets' directory.
Rewrote template files to match OOCSS naming conventions with an improved HTML5 DOM structure.

Increased accessibility and a more pragmatic approach to markup.
Adjusting region and block class naming conventions & changing the way blocks without titles are displayed.

Blocks without titles are given a title of 'Untitled Section' and included in the DOM (hidden) for better semantics.