break common code out into before_filters (eg check_festival_access)

also, load screenings with festivals where we'll be showing pick status,
and load more stuff in screenings#show
Add a link to the Festivals list to site nav
Rework the rspec controller macros (login_user etc)

They can be invoked from within a single test now.
Improve a comment about asset precompilation config in development
Create index_to_priority at a higher level
Improve view/screening time formatting
Festival uses slug as key

reload festivals after update in specs, in case the slug changed
Say "press" for press screenings
add Numeric#{in_words,counted}
Combine screening partials
Fix importer's screening selection
Sort columns by venue name in the grid
Apply screening status colors in day grid; rework pick form
Set up non-editable display of priority/rating

(I don't like how it looks yet, though)
More tweaks to the screening modal
Don't require spork/ext/ruby-debug under Travis
Configure capybara-webkit
Use CSS classes to show/hide the spinner

to make it more cucumber-testable
Add @javascript tests for prioritizing/rating films
Only do the pick stuff on pages that need it