Merge pull request #99 from farski/master

Fix item view
fix audio playback
use url
vertical player
add item transcription
file upload on item
merge
s merge is necessary,
playback and file uploads
switch to angular strap
add in datepicker for item attributes
rest of angular strap + jquery working, dropdowns and logout
move identifier down
add in cancan to make sure user can edit items
rest of cancan config
add in hosts, display and import standard contributors
use chronic for csv data parsing
change public -> is_public, use IA or S3, collections priv/pub storage
fix url helper compilation dependency
add credentials for fixer to use when accessing storage
add agpl