Acid Ed

On deploy, run

rake fix:slugs

Changleog

• fix rtmp_watcher & add some output for easier monitoring
• specs for flyer
• rename talks#record to talks#collect
• removed some obsolete files
• removed remeniscences of users#available
• removed remeniscences of users#audio_formats
• removed some obsolete columns from db
• changed venues#teaser from text to string
• add friendly ids (slugs) to venues and talks
• add draft for event details form (see PDF)
• specs for and fix participation
• after creating a participation, redirect to Talk
• remove rtmp record_interval hack and replace with flash mic silenceLevel hack
• finalized ci, ci sends mails
• spec for live talk
• fix startup of private_pub
• make dj speak to slack
• on talks#show indicate that a talk in state processing
• "revert" to state with no fixes for async merging