add books controller
add route for books#index
add skeleton index, new, create, update, upvote, and destroy methods
add books views (edit, index, new, show)
add 'view more books' to index
add routes for movies#new and movies#create
fix non-working route for movies#new
add links to movies#new and home#index
add books#show route
add form to create a new book
add form to create a new book
add basic book details and links to all books, all media
add basic book details and links to all books, all media
add route for books#upvote
add upvote method
add button to upvote