added a wired navigation class
restructured to use the Wired_Navigation class
removed cache_insights
removed navigation methods and pushed them into navigation class
restructured subwireds - still to do, add back caching
added get_template_directory_uri() to partial for biz conference image
removed functionality to read from alchemist generated feed
boiled out post_thumbnail to a link,  handle in partial
small mods to magazine - lots to do still