Remove stylesheets and refactor javascripts

We are now using Zurb foundation
Add foundation to javascripts
Install the right Foundation gem this time..
Built structure for CSS around blog template
Articles are now displaying properly..
Remove menu on articles show
Refactor front page.
Put finishing touches on home page
Get rid of bullshit copyright
Fix bad links in dev environment.
Use Haml markdown filters for inline copy text.
Change fonts for article, update Haml, add Markdown filter, fix tooltips
Redesign sidebar and add content to about page.
Add high_voltage and fix problem with ActionView helper

- Add high_voltage for showing static pages. Use ArticlesController
  strictly for articles.
- Fix ActiveCopy::Template
- Convert ActiveCopy for "about page" into a real page, still
  rendered using ActiveCopy..
Populate @articles and use articles() helper

Use a helper method to retrieve this instance var, which is
set to the default of "latest articles" before decorating the
collection and returning it to the view. Helps keep this kind
of thing consistent, since it may or may not be done a lot..
Use the about page as our index
Refactor configuration

- Remove wasteful requires
- Slim down config
- Load pry if we're developing
- Require the whole active_copy module
- Configure autoload paths
Clean up ArticlesHelper and remove truncation
Convert ApplicationHelper => MarkdownHelper

Descriptive helper names are better IMO
Remove empty helper