Category model added.
Admin controller(Admin panel controller. CRUD for articles and article categories.)
Pretty routes for admin controller.
Views for admin controller.

Article "list" , "new" and "edit" view. Navigation view.
Nic WYSIWYG Editor with images.
Navigation section added.
New get() function for article model. Now with join and all related data.
Url helper added to autoload. (redirect() function)
getByCategory() method added to article model.
Added function to select categories that have more then one article.
Cleanup and small view fixes.
Admin panel views for category CRUD.
Added method to display articles of certain category.
CRUD admin controller methods for categories.
Routes for category CRUD (admin controller)
Article category route for admin controller.
Cleanup.
Article delete method fixed.
New article fixed. Missed category model.
Category selector for article list.