add images loaded so we can show a spinner while the gallery images are loading
add cursor styles to the lightbox
enumerate a basic stylesheet for the site

this still needs some more work, but everything
looks pretty good sans the press pages so far
remove </p> closing tag
refactor the model_year_list to take a nested template
refactor the exhibitions page to use the new model_year_list

also, remove date_atr2, which was confusing.
refactor press_list to use a nested template
rescaffold the artist details page so it conforms to the site style
remove the section wrapper on the updates page