updated .gitignore.
initial article support.

Added in most of the functionality; still needs admin and directives.
updated `list articles` event to take `includeDrafts` option.
added a tags directive.
lots of work implementing the admin portion for articles.
updated the article template to look like an article, not a page.
added featured support to articles.
added feature tag to default article template.
added ability to specify directives in markdown.

This is enabled with the new markdown directive. (Can't do it with a filter.)
Finished article directives.

This fixes #2.
Merge pull request #5 from SkewedAspect/feature-ccase-articles

Article Support