Several new additionas and fixes, including:

 * Joining/re-joining channels
 * Like/dislike tracks
 * Announcements from staff channel
 * Invites to staff channel
 * Changes to config format for staff/normal channels
 * Listeners command
 * Refactored shoutcast stats
 * Database connection handling
 * Nick reclaiming/ghosting
 * Requests command
 * Various small tweaks and improvements
go fmt. Made some commands ops only.