Getting articles to work, translating from Textile.

img.imageWidth centers default on the column if max width of image is
reached.
Article fields menu, url, category, featured are automatically
translated into comma separated lists.
Add home.text to hold /index content.
Get menu to work from home.txt article.menu items.
Get Textile fields parsed by regular expression
Tweaking 2 example articles for textilearticles example site.
Add menu to that example site.