title fix
step1: copy event_info data into events
step2: remove event infos table
step3: remove event_info class
add logo to conference
remove mime type folder guessing for recordings
use event title
webgen import task
hide update event button if no xml
remove duplicate recordings library function
use slug or guid to build filename, don't require slug
require webgen_location on conference
fix bulk updating events from fahrplan xml
import release date from git
fix ruby 1.8 (?) yaml utf-8 encoding
clean up importer
import aspect ratio, video dimensions
add promoted flag to events
add news items to admin and api