Adds edit functionality to artists
Adds artist functionality to templating.
Adds adjustments so that page title is relative.
Adds some new items to routes, addjusts placement of routes.
Adds some adjustments to templating and sidebar templating.
Adds some layout adjustments and new menu for adding new items.
Adds deletion capability to news and exhibits and fixes edit redirects.
Adds event related support in controller, model, and routes.