clarify django version requirement
remove author preview from admin - no longer relevant
remove beta tag; add meta description
update site verify tag
add former-staff option; use checkboxes for boolean link loops
update README again?
omit some text for author pages
self-promotion
remove evince-thumbnailer because it relies on GTK; pypdf to expose less options for testing
don't crash if media missing
add all-staff special preview
s/year of/class of/
replace misleading 'retired' term with 'past'
add favico
delete an extra 'it' in the description meta
add whitespace to bottom of js files - workaround for newer chrome builds
allow capitalized slugs too?
add fallback pdf thumbnailer using gs command directly
add header PNG
add header PNG