Don't let empty caption break story page
Lose old modals
Lose `window.$scope`s
Only show the activePage's flatmap

The Ethopian Album gets crashy when 44 simulatneous leaflets.
Show right and left captions for comparison pages
Use object titles from the content team
Disable AirPlay for videos

TODO: flag in-gallery iPads somehow, only disable this on them.
Fix captions on the tall image story pages
Keep the 'More' tab open on 'Back'

when returning to an object from a story
Caption -> Text for stories
added css and swapped h3 and audio
WIP: a few tweaks to Jennifer's layout